SAN DIEGO COUNTY AIR POLLUTION CONTROL DISTRICT
RULE 260.121 - DEFINITIONS
As used in this subpart, all terms not defined herein shall have the meaning given them in Subpart A of this Regulation.
(a) "Reverberatory Furnace" includes the following types of reverberatory furnaces: Stationary, rotating, rocking, and tilting.
(b) "Secondary Lead Smelter" means any facility producing lead from a lead-bearing scrap material by smelting to the metallic form.
(c) "Lead" means elemental lead or alloys in which the predominant component is lead.