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Later, M-80s were manufactured as consumer fireworks made from a small cardboard tube, often red, approximately 1 + 1 ⁄ 2 inches (3.8 cm) long and 9 ⁄ 16 inch (1.4 cm) inside diameter, with a fuse coming out of the side; this type of fuse is commonly known as cannon fuse or Visco fuse, after a company responsible for standardizing the product.
The operator's job was to start the engine and bring it up to operating speed, then to pull and release the transmission handle to start the wailing signal generation. The Chrysler Air Raid Siren produced the loudest sound ever achieved by an air raid siren. [1]
The explosions constituted what was then the loudest human-made sound in history, and could be heard in London. The largest single charge was the Lochnagar mine south of La Boisselle with 60,000 lb (27 t) of ammonal explosive. The mine created a crater 300 ft (90 m) across and 90 ft (30 m) deep, with a rim 15 ft (5 m) high.
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.
Dec. 3—Permits are required to purchase firecrackers, and permit holders must be at least 18 years old. Honolulu Fire Department officials said firecracker permits are now available and must be ...
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Flash powder is a pyrotechnic composition, a mixture of oxidizer and metallic fuel, which burns quickly (deflagrates) and produces a loud noise regardless of confinement. It is widely used in theatrical pyrotechnics and fireworks (namely salutes, e.g., cherry bombs, M-80s, firecrackers, and cap gun shots) and was once used for flashes in ...
The suspect in the New Orleans attack that killed 14 people on New Year's Day is believed to have acted alone in a "premeditated and evil act," the FBI has said. The latest information is counter ...