Hydrogen sulfide (H2S ) is a very poisonous, corrosive gas that is widely used in oil & gas, biogas plants, waste water treatment, paper mills and chemical processing industries. H2S can make a great threat to human health, equipment, and environment because long-standing exposure to this gas will result not only in foul odor but also risks. The neutralization and elimination of emiss... https://drizgas.com/h2s-scrubber.php