Search results
Results from the WOW.Com Content Network
A pyrotechnic composition is a substance or mixture of substances designed to produce an effect by heat, light, sound, gas/smoke or a combination of these, as a result of non-detonative self-sustaining exothermic chemical reactions.
Pyrotechnic gerbs used in the entertainment industry. Pyrotechnics is the science and craft of creating such things as fireworks, safety matches, oxygen candles, explosive bolts and other fasteners, parts of automotive airbags, as well as gas-pressure blasting in mining, quarrying, and demolition.
The salute may be fired on the ground (ground salute) or launched from a mortar as a shell (aerial salute). Due to the nature of the effect, large salutes are some of the more hazardous fireworks. Most of the "salutes" are made with flash powder. Flash powder has a fast burn rate, unlike black powder.
Large fireworks displays are launched with complex timing sequences using a computer that energizes electric matches connected to the individual device fuses. A flying fish fuse (bumblebee) is an unusual type of component for fireworks. It is made like Visco fuse, but contains a metallic spark composition or other effect instead of black powder.
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
The operation was by far the largest-known illegal fireworks operation, and the initial blast was heard as far away as 20 miles (32 km) from the site. [17] Both operations were connected to a multi-state illegal fireworks distribution and production ring, and multiple people were eventually sent to prison for their involvement in both incidents.
A cherry bomb (also known as a globe salute or kraft salute) is an approximately spherical exploding firework, roughly resembling a cherry in size and shape (with the fuse resembling the cherry's stem). Cherry bombs range in size from three-quarters to one and a half inches (1.9 to 3.8 cm) in diameter.
The City Council unanimously approved settlements with more than a dozen residents after the police blew up their South L.A. neighborhood while detonating a cache of fireworks