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Noun: sulphur dioxide  'súl-fu(r),dI'ók,sId
Usage: Brit, Cdn (US: sulfur dioxide)
  1. A colourless toxic gas (SO2) that occurs in the gases from volcanoes; used in many manufacturing processes and present in industrial emissions; causes acid rain
    - sulfur dioxide [N. Amer]

Type of: dioxide, gas, pollutant, pollution

Encyclopedia: Sulphur dioxide

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