pyrotechnic signal device

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• Space Shuttle Solid Rocket Booster — The Space Shuttle Solid Rocket Boosters (SRBs) are the pair of large solid rockets used by the Space Shuttle during the first two minutes of powered flight. They are located on either side of the orange external propellant tank. Each SRB produces …   Wikipedia

• Pyrotechnics — The term pyrotechnics can also be used for fireworks events. Pyrotechnics is the science of materials capable of undergoing self contained and self sustained exothermic chemical reactions for the production of heat, light, gas, smoke and/or sound …   Wikipedia

• Hand grenade — M67 fragmentation grenade, a widely used modern hand grenade. A hand grenade is any small bomb that can be thrown by hand. Hand grenades are classified into three categories, explosive grenades, chemical and gas grenades.[1] Explosive grenades… …   Wikipedia

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• Airbag — An airbag is part of a vehicle s safety restraint system, a flexible envelope designed for rapid inflation in an automobile collision, to prevent vehicle occupants from striking hard interior objects such as steering wheels. It is considered a… …   Wikipedia

• motion-picture technology — Introduction       the means for the production and showing of motion pictures. It includes not only the motion picture camera and projector but also such technologies as those involved in recording sound, in editing both picture and sound, in… …   Universalium

• Martha Coston — 1913 advertisement for Coston flares. Martha J. Coston (1826? 1829? –1904) was an inventor and businesswoman best known for her invention of the Coston flare, a device for signaling at sea. Contents 1 …   Wikipedia

• Gunpowder — For other meanings, see gunpowder (disambiguation). Black powder for muzzleloading rifles and pistols in FFFG granulation size. Coin (diameter 24 mm) for comparison. Gunpowder, also known since in the late 19th century as black powder, was the… …   Wikipedia