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  1. The Ontario Ministry of the Environment scoring system : a scoring system for assessing environmental contaminants, report / 1990.
    By: Ontario.
    Publication info: [Toronto, Ont.] ;Hazardous Contaminants Branch, Ontario Ministry of the Environment,1990.
    Contributed by: Ontario Ministry of the Environment (archive.org)
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  2. Polycyclic aromatic hydrocarbons : sources, fate and levels in air, water, soil, sediments, sludge and food in Ontario / prepared for Hazardous Contaminants Branch by Concord Scientific Corporation and Beak Consultants.
    By: Beak Consultants - Concord Scientific Corporation - Ontario.
    Publication info: [Toronto] :Environment Ontario,1992.
    Contributed by: Ontario Ministry of the Environment (archive.org)
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  3. Review and recommendations on a lead in soil guideline / report to the Minister of the Environment by the Lead in Soil Committee.
    By: Ontario. - Ontario.
    Publication info: [Toronto] :The Ministry,1987.
    Contributed by: Ontario Ministry of the Environment (archive.org)
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