14 Requirements to be met by approved handler for detonation or deflagration of class 1 substance (1) Regulation 33(1) of the principal regulations is amended by adding the expression "; and" to paragraph (e), and also by adding the following paragraph: "(f) the firing is monitored, and any misfired charge is identified." (2) Regulation 33 of the principal regulations is amended by inserting, after subclause (1), the following subclause: "(1A) If a misfired charge is identified under subclause (1), the approved handler must--- "(a) ensure that no person approaches the misfired charge for 10 minutes in the case of an electrically fired charge or 60 minutes in the case of a charge fired by a fuse; and "(b) then safely dispose of the malfunctioning charge without undue delay in accordance with the Hazardous Substances (Disposal) Regulations 2001, and advise the person in charge to maintain the requirements of regulation 32(3) until this has been completed."