(70 ILCS 3105/3.06) (from Ch. 85, par. 1653.06)
    Sec. 3.06. "Non-combustible refuse": refuse materials that are unburnable at ordinary incinerator temperatures, such as metals, mineral matter, large quantities of glass or crockery, metal furniture, auto bodies or parts, and other similar material or refuse not usual to housekeeping or to the operation of stores or offices.
(Source: P.A. 76-1204.)