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A railway detonator, (torpedo in North America) or fog signal is a coin-sized device that is used as a loud warning signal to train drivers. It is placed on the top of the rail, usually secured with two lead straps, one on each side. When the wheel of the train passes over, it explodes, emitting a loud bang.
A stun grenade, also known as a flash grenade, flashbang, thunderflash, or sound bomb, [1] is a non-lethal explosive device used to temporarily disorient an enemy's senses. Upon detonation, a stun grenade produces a blinding flash of light and an extremely loud "bang".
The M84 features a pyrotechnic metal-oxidant mix of magnesium & ammonium inside a thin aluminum case, contained within a perforated cast steel body. Unlike the high explosives (HE) used in traditional ordnance, the pyrotechnic charge produces a subsonic deflagration, not a supersonic detonation, minimizing the blast effects.
Sonic and ultrasonic weapons (USW) are weapons of various types that use sound to injure or incapacitate an opponent. Some sonic weapons make a focused beam of sound or of ultrasound; others produce an area field of sound. As of 2023 military and police forces make some limited use of sonic weapons.
These devices would detonate the bomb if it was moved in any way. Typically, the safety-arming device used was a clockwork Memopark timer, which armed the bomb up to 60 minutes after it was placed [92] by completing an electrical circuit supplying power to the anti-handling
The first one was Butterfly Bomb: Germany: General-purpose bomb: Glide bomb: Guided bomb: Improvised explosive device: Land mine: Explodes when pressure is applied to the bomb. Outlawed in 164 nations. 1832 Ming Dynasty: Laser guided bomb: Molotov cocktail: Improvised incendiary grenade often made in a beer bottle Nail bomb: 1970 Pipe bomb ...
The briefcase bomb used in the July 20 plot used a captured British pencil detonator inserted into a block of British plastic explosives weighing approximately two pounds. The bomb was set to 30 minutes and detonated as planned, but Hitler survived with minor injuries. Stauffenberg could not prepare the second block, though. He got rid of it ...
A time bomb's timing mechanism may be professionally manufactured either separately or as part of the device, or it may be improvised from an ordinary household timer such as a wind-up alarm clock, wrist watch, digital kitchen timer, or notebook computer. The timer can be programmed to count up or count down (usually the latter; as the bomb ...