H2S, Or Hydrogen Sulfide Gas, Is A Potentially Lethal Gas. Its Presence Is Uncommon But Possible. This Course Explains The Risks And How To Protect Yourself And The Proper Equipment To Use.
H2S, Or Hydrogen Sulfide Gas, Is A Potentially Lethal Gas. Its Presence Is Uncommon But Possible. This Course Explains The Risks And How To Protect Yourself And The Proper Equipment To Use.