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A couple of years ago I bought a Royal Vacuum Brewer at a flea market as a conversation piece, and everybody I show it to seems to have a hard time figuring out how it works. So here's a video of it in action.
Short write-up on how to use it: grumpytechie.n...
Music by Kevin MacLeod
Gymnopedie No. 1 Kevin MacLeod (incompetech.com)
Licensed under Creative Commons: By Attribution 3.0 License
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