Thread: My Sulphur Denitrator Project
View Single Post
  #69  
Old 10/22/2007, 04:56 PM
ChemE ChemE is offline
Watt Miser Extraordinaire
  
Join Date: Aug 2005
Location: Urbana, Illinois
Posts: 1,549
Short term exposure limit is 15ppm. H2S is nasty because at high concentrations (above 150ppm) it paralyzed the olfactory nerve so you can't smell it. If this happens death could be a real possibility.

http://www.ohsonline.com/articles/50654/
__________________
Holding it down on the engineering tip y'all