explosive

a chemical substance that undergoes a rapid chemical change (with the production of gas) on being heated or struck

serving to explode or characterized by explosion or sudden outburst; "an explosive device"; "explosive gas"; "explosive force"; "explosive violence"; "an explosive temper"

liable to lead to sudden change or violence; "an explosive issue"; "a volatile situation with troops and rioters eager for a confrontation"

sudden and loud; "an explosive laugh"