Toxicity of industrial effluents in Ontario, January 1969 to December 1980
By: Toxicity Unit Staff, Ontario Ministry of the Environment.
Contributors: Ontario. Toxicity Unit.
Publisher: The Unit
Published: 1981
Place of publication: Rexdale, Ont
Language: eng
Subjects: Effluent quality -- Ontario.; Factory and trade waste -- Ontario.; Water -- Pollution -- Ontario.