Sulphur Dioxide (SO2)

Sulphur Dioxide (SO2) – also called sulphurous anhydride – is present in many fields such as the pulp and paper industry, power plants, the cooling industry and fossil energy combustion (coal and fuel). It is also used for wine growing application.

Sulphur Dioxide effects on health

Sulphur Dioxide (SO2) is a colorless gas with a pungent odor that may cause breathing and eye irritation starting at 1 ppm. This gas is corrosive, harmful, and very toxic. Lastly, Sulphur Dioxide is very reactive with many solvents (alcohol, toluene, and particularly with water to produce sulfuric acid (H2SO4)) and is responsible for acid rain.