Michael Raiford nous apporta ses lumieres en ce 2007/10/20 23:34:
> Michael Raiford wrote:
> 
>> He also filled a huge rubber balloon with a 2:1 ratio of pure hydrogen 
>> and oxygen. Then took a flame to it. People on the other side of the 
>> school campus heard the resulting bang.
> 
> Oh, and there was also the day we destroyed who knows how many pennies 
> ... I took the opportunity to "pour" the resulting brown gas (Nitrogen 
> dioxide, I think?) from one container to another.
> 
> Judging from the Wikipedia article, a fume hood would have been a wise 
> thing to use while doing this. :/
We,  also, did just the same, but with copper ribons, whires and shavings. There 
was nothing looking like a fume hood anywhere in the school! We did keep the 
class' windows open.

-- 
Alain
-------------------------------------------------
When the bosses talk about improving productivity, they are never talking about 
themselves.

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