(c) Limitations.— Each use of display fireworks shall be:
- (1) handled by a competent operator at least 21 years of age who demonstrates evidence of fireworks handling and safety training; and
- (2) of a character and so located, discharged or fired as, in the opinion of the chief of the fire department or other appropriate officer as may be designated by the governing body of the municipality, after proper inspection, to not be hazardous to property or endanger any person.