: They are designated as Category F4 fireworks because of their high explosive content and lack of a safety delay fuse. buy mortar fireworks uk
: Attempting to buy or use mortar shells illegally can lead to an unlimited fine and up to six months in prison . What You Can Legally Buy : They are designated as Category F4 fireworks
: Mortar shells are launched from a tube and explode with significant force; in untrained hands, they can be lethal. in untrained hands
Firework Categories, Classifications & Safety Distances - UKFR