No blasting cap shall be inserted into the explosives without first making a hole in the cartridge for the cap with a wooden, non-sparking metal, or plastic punch of proper size or standard cap crimper.
Cal. Code Regs. Tit. 19, § 1570.3
No blasting cap shall be inserted into the explosives without first making a hole in the cartridge for the cap with a wooden, non-sparking metal, or plastic punch of proper size or standard cap crimper.
Cal. Code Regs. Tit. 19, § 1570.3