Hydrogen Sulfide is an Extremely Toxic Print

Hydrogen sulfide is an extremely toxic, flammable gas that may be encountered in gas production operations, high-sulfide high sulfur content crude oil processing, drilling operations, associated gas disposal and steam and water operations.

Any exposure should be avoided however if an exposure occurs personnel need to understand the importance of knowing what to do before an accident. Gas detection and breathing apparatus must be available and personnel need to be trained in the proper use of the equipment.




The listed IDLH (immediately dangerous to life and health) level is extremely low (300 PPM).