Tag: hydrogen chloride

Hydrochloric acid health risks: vapor, mist, and fume inhalation

What is Hydrochloric Acid? Hydrochloric acid is a colorless, corrosive, liquid that fumes in air at high concentrations of 25% or more, and becomes a hydrogen chloride gas forming dense white vapors due to condensation with atmospheric moisture (Pubchem). The vapor is corrosive, and air concentrations above 5 ppm can cause irritation. Hydrogen chloride is… Learn More