When most of us think "fireworks," we think of ... an electrical current rushes through each wire and creates a spark at the point of contact on the main fuse. The main fuse simultaneously lights ...

More than 1,000 drones join in a firework ... intelligent, electronic and miniaturized ignition devices. We've also upgraded to using environmentally friendly materials for the fuse covers and ...

time-delay fuse, bursting charge, and other essential ingredients. Here, put on the pyrotechnician's hat and see a typical firework from the inside out.