So, what do you do when your tank of ultra-high purity helium drops down to 100 psi? The pressure is too low for the GC (gas chromatograph). I could just send it back as is to the gas store when I get a new tank, but I see opportunity here.
I brought it home to the kids.
I filled some balloons I had on hand and then filled some garbage bags I stole from the janitor's closet.
The garbage bags are surprisingly good at holding He.
My kids think I'm the greatest dad ever.
I think I'm in the running for:
2 comments:
here in Florida, when a hurricane is about to have a direct hit and the campus evacuated the day before, we finish the day by releasing "weather balloons" - giant black trash bags filled with He - and watching them as they disappear into distance over a windy menacing overcast sky..
nice check out my guide on homebrew
---->How to make Beer at Home
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