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 Post subject: toxicology - heavier than air
PostPosted: Sun Mar 28, 2010 11:30 am 
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Joined: Fri Mar 13, 2009 11:19 pm
Posts: 2
toxicology lesson,,,, Heavier than air ( that s mean more density than air) is't..?

anybdy can gv me more details explain or definitions about Heavier than air ??

hard to find online,, i search on google more is talk about aircraft .

so anybdy can gv me more details explain or definitions..?? or tell me where to find??


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 Post subject: Re: toxicology - heavier than air
PostPosted: Sat Jul 10, 2010 3:16 pm 
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Joined: Mon Nov 17, 2008 3:41 pm
Posts: 1
heavier than air refer to gas heavier than 1 reliative density. e.g H2S. so this gas will stay at low level unless we blow them out.


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