225 ILCS 705/20.02

(225 ILCS 705/20.02) (from Ch. 96 1/2, par. 2002)

Sec. 20.02. The breaking down of coal with compressed air, or by some mechanical or chemical-mechanical device which does not emit spark or flame, while men are in a mine, is permitted.

(Source: Laws 1953, p. 701.)