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Uncommonsulfur dioxide
The correct spelling is sulfur dioxide.
How to pronounce sulfur dioxide
noun
Say it like: Sul-fur- dio-xid-e
The correct spelling is sulfur dioxide. A toxic gas, of molecular formula SO2 that is found in the emissions of volcanos and those of burning coal or petroleum; dissolves in water to form sulfurous acid and, in the pr…
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Definition
noun
- 1.A toxic gas, of molecular formula SO2 that is found in the emissions of volcanos and those of burning coal or petroleum; dissolves in water to form sulfurous acid and, in the presence of oxygen, sulfuric acid, and is thus responsible for acid rain.
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