जल का गदलापन परीक्षण,turbidity test of water,

[@Anubhav210]

Sir aapne bahut hi achhe method se samjhaya hai

[@VKCLearningPoint]

Thanks

[@hamesalifeok]

Bilkul sir ji❤❤❤​@@VKCLearningPoint

[@vkdesifunnyvideo3304]

Very nice sir

[@VKCLearningPoint]

Thanks

[@Anubhav210]

Thanks sir

[@VKCLearningPoint]

Welcome

[@Alonee7020]

Nice

[@saraswatipatel1486]

Check karne ke liye kanch ka glass Milne ka address kya hai sir ji...

[@jitushsahu2705]

Sudh jal ko ashush jal kaha jata h samjh nhi aaya

[@nitindehariya7197]

Sahi kah ry ho

[@allinoneofficial6841]

Asut jal

[@avinashdubey4282]

Sir calibration Krna bataiye isko calibration kaise krte h

[@VKCLearningPoint]

Ok

[@navinsuthar85]

Mere pas chemline c 810 he but 0.15 ka Error ata he kya kiya jay

[@nitindehariya7197]

Ye kya baat हुई अशुद्ध jal nikal se गंधा jal dal rahe h Both are same meaning

[@allinoneofficial6841]

Asut jal not ashudh