. "0"^^ . . . "sulphur dioxide"@en-us . "15064053-n"^^ . . . . . "110808634"@en-us . "0"^^ . . "114210259"@en-us . . . "115064053"^^ . "sulfur dioxide"^^ . . . . "sulfur dioxide"@en-us . "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"@en-us . . . . . .