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Sulfur dioxide - Wikipedia
Sulfur dioxide (also sulphur dioxide in British English) is the chemical compound with the formula S O 2.It is a toxic gas responsible for the smell of burnt matches.It is released naturally by volcanic activity and is produced as a by-product of copper extraction and the burning of fossil fuels contaminated with sulfur compounds.
sulfur dioxide | Definition, Sources, & Uses | Britannica
Sulfur dioxide, inorganic compound, a heavy, colorless, poisonous gas. It is produced in huge quantities in intermediate steps of sulfuric acid manufacture. It occurs in nature in volcanic gases and in solution in the waters of some warm springs. Learn more about sulfur dioxide in this article.
Sulfur dioxide | SO2 - PubChem
Sulfur dioxide | SO2 or O2S | CID 1119 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities ...
CDC - Sulfur Dioxide - NIOSH Workplace Safety and Health Topic
Overview. CAS No. 7446-09-5. Sulfur dioxide (SO₂) is a colorless gas with a characteristic, irritating, pungent odor. Exposure to sulfur dioxide may cause irritation to the eyes, nose, and throat.
Sulfur Dioxide: Your Environment, Your Health | National ...
What is Sulfur Dioxide? Sulfur dioxide, or SO 2 is a colorless gas with a strong odor, similar to a just-struck match. It is formed when fuel containing sulfur, such as coal and oil, is burned, creating air pollution.. Most sulfur dioxide air pollution comes from the burning of coal and oil in power plants. It is also emitted by trains, large ships, and some diesel equipment that burns high ...
Sulfur Dioxide Basics | Sulfur Dioxide (SO2) Pollution ...
Sulfur dioxide (SO2) is one of a group of highly reactive gasses known as “oxides of sulfur," and are emitted into the air as result of fossil fuel combustion and other industrial processes.
Sulfur Dioxide | Wisconsin Department of Health Services
Also known as: SO2, sulfurous anhydride, sulfuroxide, sulfurous oxide, sulfurous acid anhydride Sulfur dioxide, SO2, is a colorless gas or liquid with a strong, choking odor. It is produced from the burning of fossil fuels (coal and oil) and the smelting of mineral ores (aluminum, copper, zinc, lead, and iron) that contain sulfur.
Sulfur Dioxide (SO2) Pollution | US EPA
Sulfur Dioxide (SO 2) is one of a group of gases called sulfur oxides (SO x).The other gases in the group are much less common in the atmosphere .