Hydrogen Sulfide, How Serious an Outdoor Air Quality Concern

Hydrogen sulfide gas (H2S) is produced from animal manures under anaerobic conditions. Hydrogen sulfide is an odorant and is known as an indoor air pollutant where it can reach toxic, and even lethal, concentrations. But is it more than just an odorant at normal outdoor concentrations? This presentation was originally broadcast on September 19, 2008. More… Continue reading “Hydrogen Sulfide, How Serious an Outdoor Air Quality Concern”