[757labs] HackerSpaces in Space 2011

[Adam Crosby]

What Nate is trying to say, is this sounds like an awesome project.

On Oct 19, 2011, at 11:18 AM, Nathan McGuirt wrote:

> THIS IS DANGEROUS.  
>>> How much cheaper is hydrogen to buy than helium? You know... we could make our own hydrogen. I don't know how you compress it and make it safe, but all it takes to make it is stick an anode and cathode in a bowl of water. Hydrogen and oxygen will bubble off. 
> Do not attempt that in the lab or within 100 yards of anywhere I might be at the time, that's an explosion risk. Hydrogen is combustible in very small concentrations with air, it only takes a 4% concentration of hydrogen. You're going to try to concentrate a bunch of hydrogen and oxygen in an environment where you're conducting electrolysis and then somehow separate them?
> 
> Lead acid batteries produce an amount of hydrogen when they're overcharged. If you ask around it's pretty easy to find a mechanic that has a story about a charging battery causing an explosion or fire if it's not ventilated properly.
> 
> 
> Nathan
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> 
> 
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> If we knew what we were doing it wouldn't be research.