04-24-2008, 07:27 AM
hi Les, yes everything you said before seemed correct according to my reading (I've done a fair amount of that), with the one exception that you thought S02 might be more dangerous than hydrogen sulfide. H2S is the more deadly. A few breaths of it at high levels can cause death.
http://www.atsdr.cdc.gov/tfacts114.html#bookmark05
http://www.atsdr.cdc.gov/tfacts114.html#bookmark05