Extracting Radioactive Salt from Chernobyl Blueberries

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NurdRage

NurdRage

Күн бұрын

Пікірлер: 304
@NurdRage
@NurdRage 3 ай бұрын
Anyone know where i can get any other foods or sources high in caesium-137? I'm trying to acquire more and the guy i got the blueberries from doesn't have anymore.
@DonnyHooterHoot
@DonnyHooterHoot 3 ай бұрын
Try grocers in the Chernobyl area.
@JDB443
@JDB443 3 ай бұрын
I’ve seen that some dried mushrooms collected from Europe have been shown to have cesium contamination.
@ncr26
@ncr26 3 ай бұрын
en.m.wikipedia.org/wiki/Imleria_badia
@jhonbus
@jhonbus 3 ай бұрын
As I understand it, mushrooms from the area around Chernobyl are a good source of radionuclides. Since the contamination tends to be strongest at the surface, and the mycelium of mushrooms is generally quite shallow, they do a good job of concentrating surface contamination, when compared to plants with their deeper root structures.
@hbjon
@hbjon 3 ай бұрын
West Coast strawberries.
@kcgunesq
@kcgunesq 3 ай бұрын
To avoid anyone thinking otherwise, the "exhaust" from the cooling towers is nothing but water vapor. Unless something goes terribly wrong, no radiation leaves the reactor vessel.
@isaacthedestroyerofstuped7676
@isaacthedestroyerofstuped7676 3 ай бұрын
Replying to boost this!
@anluifb
@anluifb 3 ай бұрын
As he said, H3 and C14 leave as radioactive exhaust.
@EnkiduAk
@EnkiduAk 3 ай бұрын
​@@anluifbthey do in a burning substance, and maybe you weren't suggesting this, but to be clear there is nothing but water vapor escaping through those towers. Those towers cool the secondary cooling system, which is heated through a heat exchange with the primary. This steam has never been exposed to any radiation.
@anluifb
@anluifb 3 ай бұрын
@@EnkiduAk When he's doing the sulfuric acid digestion, the water vapor and CO2 coming out of his reflux column are technically slightly radioactive.
@EnkiduAk
@EnkiduAk 3 ай бұрын
@@anluifb ah, I understand now. I thought you might have been talking about the steam leaving the cooling towers.
@RyuSujin
@RyuSujin 3 ай бұрын
Thought this was a NileRed video at first with a video title like this. Was pleasantly surprised it was you instead :D
@methyleneblue_
@methyleneblue_ 3 ай бұрын
same!!! i’m so excited to watch this lol
@jhonbus
@jhonbus 3 ай бұрын
NileRed would eat the blueberries then extract the cesium from his pee 😂
@MuzikBike
@MuzikBike 3 ай бұрын
NR is far, far better than NR
@ficolas2
@ficolas2 3 ай бұрын
Nile hasn't done a video this interesting in years, maybe even in his entire life. Most stuff he makes is just goofy.
@ABDULLAHkhan-fx1lr
@ABDULLAHkhan-fx1lr 3 ай бұрын
Same
@AppliedScience
@AppliedScience 3 ай бұрын
Great stuff! I'd be interested in the protein analysis -- maybe test dog or cat food to see if their claims are correct.
@T.Transmutations
@T.Transmutations 2 ай бұрын
It's just TKN. Spoiler. The cool story is the 2008 Chinese milk scandal where melamine was added to milk to artificially up the "protein" content measured by this assay.
@T.Transmutations
@T.Transmutations 2 ай бұрын
The test won't tell if your dog food actually has protein, just the TKN. There was also a big pet food recall due to melamine adulteration. This is 1970's chemistry and chem news from the early 2000's known to everybody in the trade.
@confuseatronica
@confuseatronica 3 ай бұрын
wait, so your digestion apparatus has acid reflux?
@imikla
@imikla 3 ай бұрын
😂
@TheZombieSaints
@TheZombieSaints 3 ай бұрын
Ah, I see what you did there. Funny stuff 😂
@isaacthedestroyerofstuped7676
@isaacthedestroyerofstuped7676 3 ай бұрын
Mine does too 😅
@Domi2gud
@Domi2gud 3 ай бұрын
>Chernobyl >Nuclear weapons >Radioactive blueberries A non-processed banana measures about 18.4Bq. I bet if you repeat this with a banana, you'd get far more activity.
@zhoufang996
@zhoufang996 3 ай бұрын
Uh, he got 2500 Bq/kg. Your banana weighs about 150g so that makes for ~123 Bq/kg, or 20 times less. (You're using a pretty high estimate too for the banana.)
@Takyodor2
@Takyodor2 3 ай бұрын
Bananas wouldn't like the climate around Chernobyl, but a Chernobyl banana would have been cool...
@Domi2gud
@Domi2gud 3 ай бұрын
@@zhoufang996 you're forgetting that this number is of the salt produced from the blueberries and not the blueberries themselves. If you were to do this process to bananas, you'd end up with a far more active salt.
@Domi2gud
@Domi2gud 3 ай бұрын
@@Takyodor2 I suspect bananas are more radioactive than anything in Chernobyl, unless you somehow stumble onto ejected core material.
@Takyodor2
@Takyodor2 3 ай бұрын
@Domi2gud Ejected core banana. Sounds like really hardcore science, or a band that old people hate.
@cainaM2N
@cainaM2N 3 ай бұрын
150Bq translates roughly to 50pg of Cs137 You were only 1.5 orders of magnitude off! Enjoy your 4nCi sample!
@NurdRage
@NurdRage 3 ай бұрын
thanks for calculating it! i REALLY suck at math :)
@creanero
@creanero 3 ай бұрын
I get the same, pretty neat.
@LiaLia0407
@LiaLia0407 2 ай бұрын
@@NurdRage ah so this is why literature always has high yields
@imikla
@imikla 3 ай бұрын
Awesome! This video is fantastic for multiple reasons! I've wanted a gamma spectrometer for a long time and was looking to build one. Then you did the video: Do your own Gamma Spectroscopy with the RadiaCode 103 That got me excited that I could get a reasonably priced gamma spectrometer with amazing software without building one. Then this video!! Another awesome RadiaCode experiment! On top of that, the set up for digesting the blueberries has helped me with another project I've been working on. A video two-fer! I'm already a Patreon Patron, but this deserves a bump!!
@NurdRage
@NurdRage 3 ай бұрын
Thanks so much!
@friskydingo5370
@friskydingo5370 3 ай бұрын
👍
@emulsion_
@emulsion_ Ай бұрын
The de-yellowing it goes thru after the 55 hours of digestion was so very satisfying.
@ZoonCrypticon
@ZoonCrypticon 3 ай бұрын
Fantastic ! I have never seen a big bowl of berries vanish into thin air ! Especially by utilizing H2SO4.
@NathanaelNewton
@NathanaelNewton 3 ай бұрын
I've had the radiacode 101 and 102 for several years now, I absolutely love them and take one of them everywhere I go ❤❤ Found a rock a few cm under a walking trail that's 300 uSv/hour 😮
@k.c.sunshine1934
@k.c.sunshine1934 3 ай бұрын
Blueberry sulphate! Yummy chemistry. Great video.
@l0lLorenzol0l
@l0lLorenzol0l 3 ай бұрын
Forbidden Blueberry Jam
@heisenbergstayouttamyterri1508
@heisenbergstayouttamyterri1508 3 ай бұрын
NurdRage my homie! Always glad to see your vids. Your videos are not only educational but also entertaining! ❤
@NikitkaDreamer
@NikitkaDreamer 3 ай бұрын
Got this in my recommended while eating blueberries. I live in 50 miles distance from Chernobyl, btw...
@llanlydia
@llanlydia 3 ай бұрын
"I'm pretty sure I'm off by several orders of magnitude" Best quote ever lol
@davidstocker2278
@davidstocker2278 3 ай бұрын
I would love to see protein extraction. especially some of the proteins in dried meats.
@Tome_Wyrm
@Tome_Wyrm 3 ай бұрын
Honestly all assaying is kinda awesome. Macronutrients, radioactive elements, refining, whatever! Which actually might make a nice short series. Isolating Protein, Fat, and Carbohydrate content in a sample of food.
@RLP92
@RLP92 3 ай бұрын
Would digestion with piranha solution not have been easier? Where you at the berries one by one until you see that more chemicals are required?
@NurdRage
@NurdRage 3 ай бұрын
i tried it on a small scale but it wasn't completely effective, there was still material leftover. And i needed to boil the acid anyway. So might as well just do pure acid straight through. Also on a large scale there is a risk it could boil over and lose the sample. Since i can't get more sample i decided to use just the boiling acid for the video to make sure.
@RLP92
@RLP92 3 ай бұрын
@@NurdRage yeah makes sense, thanks for the answer ☺️
@abhinavsaini3512
@abhinavsaini3512 3 ай бұрын
Yummy nuclear chemistry, you should also make some cake😉
@alexbusinesman9429
@alexbusinesman9429 3 ай бұрын
Yellow cake you say ? 😂
@hbjon
@hbjon 3 ай бұрын
This isn't nuclear chemistry. It's basically a worthless experiment in the decomposition of blueberries.
@imikla
@imikla 3 ай бұрын
​@alexbusinesman9429 😂
@bkm83442
@bkm83442 3 ай бұрын
In 30 years, half of your Cs-137 source will be gone....
@NionXenion-gh7rf
@NionXenion-gh7rf 3 ай бұрын
oh, no
@TheGuyWhoComments
@TheGuyWhoComments 3 ай бұрын
I returned to my lab 700 million years later, half of my uranium is gone
@196Stefan2
@196Stefan2 3 ай бұрын
"2500 Bq/kg not great, not terrible"
@imikla
@imikla 3 ай бұрын
Schrödinger: "Nice."
@lemerdtool
@lemerdtool 3 ай бұрын
More like "curate's egg" it is good in parts.
@eldonjanzen9822
@eldonjanzen9822 3 ай бұрын
This is an amazing radioactive analysis! I am an extreme armature chemist and had no interest in radioactive experiments but posting this video you have sparked in me an interest in such investigations. Thank you.
@Lolbama2012
@Lolbama2012 2 ай бұрын
That is not a title i ever expected to see on KZbin, and I'm here for it.
@twocvbloke
@twocvbloke 3 ай бұрын
Here in the UK, Wales and the county of Cumbria had restrictions placed upon their movement of sheep due to the radioactive contamination from Chernobyl, given high ground seemed to attract the most of the fallout, and that's where farmers grazed their sheep, it's only in the past decade that the restrictions have been lifted, but monitoring still goes on, scary how far that dirty cloud travelled...
@Alondro77
@Alondro77 3 ай бұрын
Flaw in measurement of berries at the beginning: they're inside a plastic bag. Alpha particles and beta-minus emissions cannot penetrate plastic in any appreciable level. Only gamma and positrons (via annihilation with an electron and emission of a gamma ray) can be detected. Cesium-137 decays by beta-minus decay. Thus, you're not detecting the emission of these free high-energy electrons, which will constitute the bulk of the radiation emitted by Cs-137. . What you're detecting through the bag is the SECONDARY decay of Ba-137m, a metastable barium isotope, the product of approximately 90% of Cs-137's decay, which then decays by gamma emission in approximately 3.5 minutes. 10% of Cs-137 forms stable Ba-137, and thus produces no secondary gamma emission at all. So, you likely have considerably more Cs-137 in the sample than you think. Maybe several-fold more. Even so, there's still only a very tiny amount of Cs-137 present given the very low secondary gamma decay. But it's important in radiation quantification to know the exact details of these isotopes and how they decay, especially if your ultimate goal is extracting it. Given that 1 gram of Cs-137 produced roughly 3.2 TRILLION bequerels of activity... ya definitely have only a few micrograms in there at most. You could try to precipitate it as the double salt cesium aluminum sulfate, which is one of the few cesium salts that's poorly soluble.
@NurdRage
@NurdRage 3 ай бұрын
The radiacode itself is encased in a plastic shell, it won't detect alpha and beta particles anyway. So not taking it out of the bag isn't a flaw, i just didn't bother since it would have no effect. It's already a well-known fact that Cs-137 in itself does not emit gamma rays, (it's listed right on the wikipedia page). But that gamma peak is attributed to Cs-137 precisely because the half-life of Ba-137m is so short. There is almost no other source of Ba-137m, natural or unnatural. So detecting it means its constantly being generated by Cs-137, since it doesn't last long. Thus in many gamma ray libraries that emission peak is listed under Cs-137 (as well as Ba-137m). If you want to say the library is wrong, sure... but it's not really useful to be that pedantic. Detecting it means there is Cs-137 present, even if it's not Cs-137 itself. Also, If 95% of the Cs-137 decay leads into Ba-137m, then detection of Ba-137m is still a decent peg for Cs-137. Think about it this way: Let's say 95% of the Cs-137 emitted gamma rays itself directly, no intermediate, how would the signal activity change?... it wouldn't! We'd detect the exact same signal with direct decay as with intermediate decay. (Although in reality we'd have to wait for the intermediate to reach steady state... which we did!). So there is not "several fold more" Cs-137 than what the signal suggests, more like 5% more. So for 3.2 trillion Bq of activity per gram, a rough calculation for 150 Bq shows we have about 50 picograms of Cs-137. That's nearly impossible to recover directly, even with an insoluble salt. How do you contain a grain that's just a few hundred picograms? But it can be sequestered in copper/nickel/iron ferrocyanides. I might do that in the future, but i'd still want more Cs-137 to work with, like maybe 3ng.
@francisstevens7003
@francisstevens7003 3 ай бұрын
Beta goes through thin plastic bags in my experience.
@Alondro77
@Alondro77 3 ай бұрын
@@francisstevens7003 Which type of beta, though? There are two forms: electrons and positrons. The electron form is less penetrating, and also does not generate a secondary gamma emission. Some of the beta electrons do make it through, but only a fraction of the total emitted.
@AppliedCryogenics
@AppliedCryogenics 3 ай бұрын
AWESOME TOPIC!
@NurdRage
@NurdRage 3 ай бұрын
woohoo! thank you!
@JubeiX90
@JubeiX90 3 ай бұрын
Measuring protein content sounds super interesting! Would love to see that. Maybe testing that with deceptive packaged food items, the ones that like to tout how much protein is in them but overall the item is mostly junk and very little protein. Cliff bars maybe? Or 'healthy' cereals
@hbjon
@hbjon 3 ай бұрын
We're standing on the shoulders of a giant Nurd!
@Jeff-1337
@Jeff-1337 3 ай бұрын
You should do a video on total kjeldahl nitrogen analysis. Though it definitely not as glamorous as measuring the radioactivity of blueberries
@KhrysusMKII
@KhrysusMKII 3 ай бұрын
'unfortunately nuclear weapons are relatively uncontained' indeed they are
@jerematic
@jerematic 3 ай бұрын
As a teen i was super obcessed with nuclear chemistry. Seeing the counts from radioactive material released during the Chernobyl incident is amazing.
@CAMSLAYER13
@CAMSLAYER13 3 ай бұрын
It polluted like most of europe. We still have issues with overly radioactive cattle.
@ae-bd5gr
@ae-bd5gr 3 ай бұрын
I've been loving all the recent uploads
@dannap8831
@dannap8831 Ай бұрын
I have heard of chemical digester instruments before but never used one. I would love to see a video about the chemistry!
@richardunruh4035
@richardunruh4035 3 ай бұрын
@NurdRage: I have three or four broken thoriated kerosene lamp mantles. They are certainly radioactive and I've always wanted to try some radiochemistry...but the thought of contamination terrifies me. I think I'll leave the radiochemstry to you. If you want them you can have them for free. I have no idea how to communicate with you privately though, so if you do want them I'll need help.
@NurdRage
@NurdRage 3 ай бұрын
Thanks for the offer, I actually got some thorium here already so I won't need the mantles. but if you want to offload them, maybe check some radiation measuring forums and subreddits. The enthusiasts there might want them.
@richardunruh4035
@richardunruh4035 3 ай бұрын
@@NurdRage Thanks for the tip, I'll check them out. Stay safe!
@solotekle2999
@solotekle2999 3 ай бұрын
the caption is wrong at 3:05 you say Sulfuric acid reaction where concentrated sulfuric (acid) and dehydrates sugar (into carbon).
@NurdRage
@NurdRage 3 ай бұрын
thanks! fixed it
@ThinkingGameTeam
@ThinkingGameTeam 3 ай бұрын
i've been watching you for years... you deserve far more subscribers
@Madlintelf
@Madlintelf 3 ай бұрын
I remember seeing dried mushrooms for sale that were raised near Chernobyl, just checked and they no longer are for sale. Really interesting experiment, and great idea for a cesium source on the cheap. Thanks!
@cyan_oxy6734
@cyan_oxy6734 3 ай бұрын
Considering the frontline of the war went through the Chernobyl exclusion zone at one point, radioactivity doesn't need the only thing making commerce difficult.
@Neptunium
@Neptunium 3 ай бұрын
EPA 901 and EPA 402 describe the process for such analysis but their design for high accuracy gamma spectroscopy.. very nice work again! the mushroom RC sent me were a bit higher in Cs. you can also calculate the number of active atoms in your sample based on activity using A=λN...
@NurdRage
@NurdRage 3 ай бұрын
Thanks I'll look them up!
@Olshia666
@Olshia666 3 ай бұрын
Welcome back :)
@teflon_ptfe
@teflon_ptfe 3 ай бұрын
Cs-137 sources can actually be had for pretty reasonable prices, if you contact spectrum techniques directly about the one that you show at 7:16 it costs about $50 iirc.
@NurdRage
@NurdRage 3 ай бұрын
Oh cool, do they ship to Canada?
@trulyinfamous
@trulyinfamous 19 күн бұрын
I always thought Nurd rage was kinda boring, but with Nile Red making less chemically interesting and more "big youtube" kind of content, I might have to give it another chance. This is interesting, the kind of stuff I originally liked Nile Red for.
@jacobbudovsky
@jacobbudovsky 2 ай бұрын
Nice vid. Love your work!
@MoleculedMan
@MoleculedMan 3 ай бұрын
Very cool video! It would be great to see you determine the nitrogen (and consequent protein content) of certain samples using ye olde Kjeldahl method. Maybe something common like a whole mcdonalds hamburger? Could be a cool comparison with their values given. Keep it up!
@djdrack4681
@djdrack4681 2 ай бұрын
In my time working in a food lab, we tested protein levels via burn tests, LECO benchtop (I forget the exact -oscopy it used, but it detected carbs, proteins, water). lipid tests (I think it was a kjedahl tubes? (bent like boomerang w/ bulb on end) = This used acid, but also gel-phase separation (making pour-off) easier). We did redundant 2-step fat vs protein testing in a burnout electric furnace w/ medium vacuum too. ...The place smelled of burnt whey: never great
@XXCoder
@XXCoder 3 ай бұрын
Fun video. Curious about protein process also
@mattilindstrom
@mattilindstrom 3 ай бұрын
Nice to learn that just sulphuric acid can eventually get rid of everything except the salts and and some of itself. Have you ever considered getting some lead (or a high Z material of your choice) shielding to clean up your gamma spectra and make the statistics gathering faster? From a cheap supplier lead won't break the bank, and since there's no need for extremely high sensitivity spectrometry, the trace presence of unstable Pb nuclei won't be a problem.
@Xiaotian_Guan
@Xiaotian_Guan 3 ай бұрын
Wow, was not expecting to see such a prominent peak from just 60g of berry. I'm actually building my own gamma spectrometer, the hardware is mostly done and tested. Still have a bunch of coding to do. I'm using a 3cc CsI(Tl) scintillator, so I may be able to achieve even better resolution.
@todor2735
@todor2735 3 ай бұрын
Look, NileGreen is posting again!
@janisalnis6422
@janisalnis6422 3 ай бұрын
Last autumn I collected mushrooms, dried them in oven and measured with Radiacode for 10 hours in lead shield. Cs137 and K peaks came out. Mushrooms collected in Latvia forest. Latvia was hit little bit by Chernobyl rain. I put a short on my channel
@1BobTheSubGenius
@1BobTheSubGenius 3 ай бұрын
Nurd , please make a video about this sample (time 5:03) preparation when you can 🙏
@epicname1549
@epicname1549 3 ай бұрын
Yes. Protein analysis!
@ZoonCrypticon
@ZoonCrypticon 3 ай бұрын
Could you next make the same analysis with Chernobyl mushrooms from hot zones ?
@NurdRage
@NurdRage 3 ай бұрын
sure! i just have to get some. they're not exactly easy to acquire.
@PepekBezlepek
@PepekBezlepek 3 ай бұрын
most interesting video in a while!
@satrickptar6265
@satrickptar6265 2 ай бұрын
This video is like a greeting from a very good old friend 😭
@OmicronCoder
@OmicronCoder 3 ай бұрын
A Kjeldahl method video would be great! Bonus points if you use the flask...
@charlesnelson619
@charlesnelson619 3 ай бұрын
Brazil nuts are suppose to have 1000 times the Radium concentration of other plants. Not sure if they do it for Cesium since it's in a different column in periodic table.☢
@CAMSLAYER13
@CAMSLAYER13 3 ай бұрын
Chernobyl contaminated like all the dairy in Europe with cesium
@colonialcharlie8702
@colonialcharlie8702 3 ай бұрын
Always interesting videos. When taking in contamination, the dispersal through plant should likely depend on the amount it fruits and growth over time. Perhaps a higher concentration would be found in some plant that takes longer to fruit and has much less growth and number of fruit.
@erikhartwig6366
@erikhartwig6366 3 ай бұрын
very interesting video! thank you
@WhileTrueCode
@WhileTrueCode 3 ай бұрын
phenomenal video, enjoyed it very much 🧡
@bleepsblops
@bleepsblops 25 күн бұрын
The city of Goiania in Brazil is well acquainted with the effects of Cesium 137. Interesting and sad case of nuclear contamination...
@Sugar3Glider
@Sugar3Glider 3 ай бұрын
Ask your grocer to give you blueberries that are going bad, for science? lol
@Alondro77
@Alondro77 3 ай бұрын
Radioactive blueberries... waaaaait a minute! Are you suuuuuure you just didn't pick these in New Jersey?
@ThePeterDislikeShow
@ThePeterDislikeShow 3 ай бұрын
Hey Nurdrage, this July 4 is the 90th anniversary of the loss of Marie Curie. I was thinking as a tribute, could you extract polonium from household dust? Apparently radon around the house will settle as polonium in dust.
@LFTRnow
@LFTRnow 3 ай бұрын
I like this idea but it's basically unfeasible unfortunately. The radon (Rn222) Half-Life is only about 3 days to which it decays to polonium but that isotope decays away in minutes. If you follow the U238 decay chain, you'll see the problem quickly. All of the polonium isotopes decay very quickly, as do several others. There is however near the end of the decay chain Po210 with a 138-day half-life. That would be perfect, except for the fact that it's generated by a very severely rate limiting step. Even though there are multiple paths through the decay chain, any paths that lead to PO210, must go through Pb210, and it has about a 22-year half-life. With that slow of a decay it will vastly limit how much Po210 you're going to see. Given Putin's penchant for using Po210 to remove people he doesn't like, this is probably a good thing that you can't just simply make a good quantity of it in your basement.
@ThePeterDislikeShow
@ThePeterDislikeShow 3 ай бұрын
@@LFTRnow How about extracting the lead-210 then? At least you can detect it's there.
@christofferlarsson2088
@christofferlarsson2088 3 ай бұрын
cool. I want to see the measuring.
@T.Transmutations
@T.Transmutations 2 ай бұрын
Basically a total Kjedahl digestion... should have added catalysts. Selenized boiling granules work well and avoids mercury or copper salts.
@lexinexi-hj7zo
@lexinexi-hj7zo 2 ай бұрын
Where are the blue berries from? The US or Ukraine? Thats disturbing that US blue berries are contaminated from a 40 year old disaster on the other side of the world. I know that we will never be able to carbon date any thing after 1945 due to weapon tests. Nobody thinks of this until after its done.
@xenomancer1
@xenomancer1 3 ай бұрын
You should try repeating this with a locally sourced supply of blueberries, just for fun and sake of completeness.
@alexbusinesman9429
@alexbusinesman9429 3 ай бұрын
Interesting . THX
@OldShatterham
@OldShatterham 3 ай бұрын
Would love to see a video on protein analysis!
@yermumzagaymuggle8369
@yermumzagaymuggle8369 17 күн бұрын
Worst blueberry shrub ever. Spasibo
@RomanBekker2022
@RomanBekker2022 3 ай бұрын
Surely yes, I am interested in an method to measure protein content of a given sample by its acid digestion
@MRblazedBEANS
@MRblazedBEANS 3 ай бұрын
Those blueberrys look like they have allready been digested ....
@asvarien
@asvarien 3 ай бұрын
Please do the protein analysis video.
@hamdy-man2237
@hamdy-man2237 3 ай бұрын
Bro why do you sound like you've been huffing xenon 😂
@akkudakkupl
@akkudakkupl 3 ай бұрын
That digestion procedure needed some H2O2 to help it destroy all carbon there.
@NurdRage
@NurdRage 3 ай бұрын
i tried it on a small scale but it wasn't completely effective, there was still material leftover. And i needed to boil the acid anyway. So might as well just do pure acid straight through. Also on a large scale there is a risk it could boil over and lose the sample. Since i can't get more sample i decided to use just the boiling acid for the video to make sure.
@akkudakkupl
@akkudakkupl 3 ай бұрын
@@NurdRage Needs at least 30% H2O2 though. And concentrated H2SO3.
@NurdRage
@NurdRage 3 ай бұрын
As said before, it was not completely effective, so I just went with acid digestion only for the video.
@ChaosUnit178
@ChaosUnit178 2 ай бұрын
Oh hey, I live in Pasco! 7:15
@LawpickingLocksmith
@LawpickingLocksmith 3 ай бұрын
Thanks for all your hard work. To me Fukushima was not really an accident. It was merely being stupid to keep a country on 2 incompatible power grids. If whole of Japan would have been on 60Hz then the savings could have finished the mitigation work on the Fukushima site and the issue would have never happened. We now have the debate in Australia where one decent new power station with some well planned DC grid could balance the country to the future until windmills finally get their real advantage. The real good engineers are truly underpaid. This became most evident on Volkswagen where paying big money to a top heavy company made them smart engineers to jump ship and work elsewhere. They had no money left to even properly measure simple gasses like Nox and opted to cheat instead.
@stupidvids0
@stupidvids0 3 ай бұрын
You forgot to mention that having no manual overrides for any system in the entire facility (a result of the overwhelming hubris of engineers who think they can automate everything) was the reason the failire couldn't be stopped.
@ThePeterDislikeShow
@ThePeterDislikeShow 3 ай бұрын
Can you detect the radioactivity of bismuth? Perhaps if you start with an intricate enough crystal to give it as much surface area as possible.
@sargon6000
@sargon6000 3 ай бұрын
How do you tell apart the radioactivity of Cs-137 from the natural radioactivity of potassium (isotope K-40)? Can the Radiacode 103 detect both?
@NurdRage
@NurdRage 3 ай бұрын
Yes, it's a gamma spectrometer, so you can measure the photon energy. The two isotopes are very distinct, so it's easy to tell.
@sargon6000
@sargon6000 3 ай бұрын
@@NurdRage Ah, nice.
@domen6005
@domen6005 3 ай бұрын
I am interested in measurement of protein with the method you mentioned
@erikziak1249
@erikziak1249 3 ай бұрын
Yes please protein content measuring video.
@Brown_Potato
@Brown_Potato 3 ай бұрын
Oh god yes
@christopherj3367
@christopherj3367 3 ай бұрын
I've seen something similar but with mushrooms grown in eastern europe, but that was sometime ago.
@nshire
@nshire 3 ай бұрын
yeah the protein measurement using sulfuric acid would be interesting
@Takyodor2
@Takyodor2 3 ай бұрын
Nice, two of my favorite things in one video fission and blueberries!
@Aidan_Lawrence
@Aidan_Lawrence 3 ай бұрын
You can actually order those radioisotope sample disks directly from Spectrum Techniques directly for about $60 a pop. They’re a bit old-school with their ordering process, but they’ll definitely sell to individuals. Send in a quote request and they’ll help you out within a couple days. Way better than that ultra overpriced reseller!
@NurdRage
@NurdRage 3 ай бұрын
Would they sell to Canada?
@dav1dsm1th
@dav1dsm1th 3 ай бұрын
Wouldn't collecting "a few Kg of cesium infused salts" get you on a list somewhere? You probably don't want zapping with a MiB neuralyzer... Thanks for the videos.
@NurdRage
@NurdRage 3 ай бұрын
probably, although as long as i'm under the exemption limit, they probably won't go after me too hard. Maybe a sternly worded letter not to keep messing with it.
@lagrangiankid378
@lagrangiankid378 3 ай бұрын
Hi Nurd, I've got a question that you probably could answer. How thick PTFE tape would you reccomend for joint sealing during sulfuric acid distillation? I've had some problems with a cheap product advertised as 100% PTFE as I've witnessed some degree of decomposition. The tape partially carbonized and I think some nasty fluorinated stuff was produced in result as the first water rich fractions were fuming a little and had a strongly irritating smell, which disappeared after neutralization of acidic solution with a base, which would be compatible with the presence of hydrofluoric acid contamination. I'm thinking about switching back to sulfuric acid as joint grease as I don't want to deal with fluorinated stuff which would damage the glassware over time and be a safety concern, but everyone reccomends the tape so I must be clearly doing something wrong.
@transkryption
@transkryption 3 ай бұрын
is the sulphuric acid - protein analysis method the same that the Chinese were using to use N as a proxy so that baby-formula could be "diluted" using melamine?
@bitsofeverything8385
@bitsofeverything8385 2 ай бұрын
Does the sulfuric get consumed or it evaporates? Still, given price of bisulfate in some places would seem like a doable way to get it.
@jakobaccount2105
@jakobaccount2105 21 күн бұрын
By the thumbnail i thought i clicked on a thought emporium video
@friskydingo5370
@friskydingo5370 3 ай бұрын
Awesome video 👍
@plutoniumiscool
@plutoniumiscool 3 ай бұрын
Perhaps some Th, U chemistry in the near Future?
@jtcustomknives
@jtcustomknives 3 ай бұрын
Where do I find all these extra features on the iPhone app? I spent a lot of money for a 103 but can’t find what you showed
@cianmoriarty7345
@cianmoriarty7345 3 ай бұрын
Caesalicious
@IgiFani
@IgiFani 3 ай бұрын
Outstanding!!!
@juliusbernotas
@juliusbernotas 3 ай бұрын
I'm curious where you get those blueberries from?
@cmuller1441
@cmuller1441 3 ай бұрын
What about using piranha solution? Or making charcoal from it before ?
@NurdRage
@NurdRage 3 ай бұрын
i tried it on a small scale but it wasn't completely effective, there was still material leftover. And i needed to boil the acid anyway. So might as well just do pure acid straight through. Also on a large scale there is a risk it could boil over and lose the sample. Since i can't get more sample i decided to use just the boiling acid for the video to make sure.
@masterninjahh
@masterninjahh 3 ай бұрын
try this on some tobacco. i read that tobacco can absorb radiation from the atmosphere and is one of the reasons it's so bad for you. you could get turkish varieties that are usually grown in greese and compare them to american varieties. i've been making my own tobacco buying whole leaves online and doing a lot of research on it in general. you can get it really cheap on websites that sell whole leaves, it's not a tobacco product until you shred it
@rogerdotlee
@rogerdotlee 3 ай бұрын
So what you're saying is that you made blueberry sulfate? :D
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