how can the H2S hydrogen sulfide be deadly?

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Offline myriam

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how can the H2S hydrogen sulfide be deadly?
« on: 17/05/2010 21:08:50 »
H2S is a poisonous gas when its concentration is very high your noise can't detect it and it can be deadly after an  immediate contact  [xx(]

how does it function in the body ?
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Offline lightarrow

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how can the H2S hydrogen sulfide be deadly?
« Reply #1 on: 18/05/2010 20:33:33 »
H2S is a poisonous gas when its concentration is very high your noise can't detect it and it can be deadly after an  immediate contact  [xx(]

how does it function in the body ?
http://en.wikipedia.org/wiki/Hydrogen_sulfide
<<The toxicity of H2S is comparable with that of hydrogen cyanide. It forms a complex bond with iron in the mitochondrial cytochrome  enzymes, thereby blocking oxygen from binding and stopping cellular respiration.>>

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Offline myriam

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how can the H2S hydrogen sulfide be deadly?
« Reply #2 on: 18/05/2010 22:29:21 »
what a dangerous gas !! [:-\]
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