"Cement kiln" means, for the purposes of 35 Ill. Adm. Code 217, Subpart T, a system including any solid, gaseous or liquid fuel combustion equipment, used to preheat, calcine and react with raw materials, including limestone and clay, to produce cement clinker.
Ill. Admin. Code tit. 35, § 211.960
Added at 25 Ill. Reg. 4582, effective March 15, 2001