SOX (Sulfur Oxides) Air Pollution Part 1 (SO2-SO3)
Sulfur Dioxide & Exposure Concerns
Sulphur Dioxide forms an acid | Acids & Bases | Chemistry
Y10 Oxides - Burning Sulphur in Oxygen.
Sulfur dioxide is the chemical compound with the formula SO2. It is a toxic gas with a burnt, match smell. It is released naturally by volcanic activity and is produced as a by-product of the burning of fossil fuels contaminated with sulfur compounds.