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In What Forms Can Sulphur Dioxide be used?
- Sulphur burned in air will form sulphur dioxide gas. (more)
- Sulphur dioxide (SO2) is stored as a liquid in steel bottles under pressure. (more)
- Sodium or potassium metabisulphite ( Na2S2O5 ) or ( K2S2O5 ) are solid crystalline powders, and release sulphur dioxide on adding to juice, wine or acidified water. (more)