.-(1) The laboratories, process buildings and machineries therein shall be swept and cleaned at the end of each shift or earlier if necessary, and the sweepings and waste explosives shall be properly collected and stored in a safe place and safely disposed of.(2)Adequate facilities for safe destruction under the supervision of a person adequately competent and at a place approved by the licensing authority in the licensed premises shall be provided by the licensee for the materials collected under sub-rule (1).
