21. Unauthorised use of explosive or explosive precursor

the person uses an explosive or explosive precursor; and

the person is not one of the following:

a person granted a licence to use that explosive or explosive precursor;

a class licensee authorised under a class licence to use that explosive or explosive precursor;

a person exempt from this section under section 87, 88 or 89 in relation to the use of that explosive or explosive precursor.