Q-2, r. 4.1 - Clean Air Regulation

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163. In this Division, unless the context indicates otherwise, “secondary lead smelter” means any plant or industrial equipment that processes a substance containing lead, other than an ore concentrate, to produce refined lead, lead oxide or a lead alloy.
Any other equipment used to remelt lead for recycling purposes is considered to be a smelter.
O.C. 501-2011, s. 163.