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Noun: sulfur dioxide  'súlfur dI'óksId
Usage: N. Amer (=sulphur dioxide)
  1. A colorless toxic gas (SO2) that occurs in the gases from volcanoes; used in many manufacturing processes and present in industrial emissions; causes acid rain
    - sulphur dioxide [Brit, Cdn]

Derived forms: sulfur dioxides

Type of: dioxide, gas, pollutant

Encyclopedia: Sulfur dioxide

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