Chemistry

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Helium is an essential material for research and medical equipment, but it’s nonrenewable and difficult to recycle (theconversation.com)

submitted 9 months ago by [email protected] to c/[email protected]

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[–] [email protected] 20 points 9 months ago (7 children)

Can we please either stop using floating balloons or replace with hydrogen already, sooo stupid.

[–] [email protected] 13 points 9 months ago (2 children)

Hydrogen balloons are dangerous. I say this as someone who handles them relatively often. One blast can seriously damage your hearing if you are standing next to it. And they explode easily, too.

[–] [email protected] 2 points 9 months ago

Fair enough, I stand corrected. Air it is...

[–] [email protected] 1 points 9 months ago

Macy's Thanksgiving Day parade might actually become interesting

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