(225 ILCS 705/20.35) (from Ch. 96 1/2, par. 2035)
    Sec. 20.35. Every shot hole shall be tamped full from the explosive to the mouth of the hole, and no coal dust or any material that is inflammable or that may create a spark, whether the same is wet or dry, shall be used for tamping.
(Source: Laws 1953, p. 701.)