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A zip gun constructed from a toy cap gun. The gun is capable of shooting a .22 caliber round. More advanced improvised guns can use parts from other gun-like products. One example is the cap gun. A cap gun can be disassembled, and a barrel added, turning the toy gun into a real one.
Northwest boundary groundwater treatment system (1984) – $5.5 million; Deep well closure (1986) – $2.5 million; Removal of 76,000 drums of waste salts (1986) – $10.5 million; Treatment in the public water supply and The Klein Water Treatment Facility supplies safe drinking water to 30,000 south Adams County residents (1989) – $23.1 million
A sprinkler system having pressurized air (rather than water) in the distribution pipes until a heat-activated sprinkler head opens and releases the stored air pressure, which in turn opens the main water valve (and possibly an accelerator valve) to flow water to the open sprinkler(s); used where the protected premises are not heated during ...
A crude weapon of metal and wood parts was used to assassinate the former prime minister of Japan, which has some of the world's strictest gun laws. What we know about the crude, homemade gun used ...
Unprotected bore evacuators damaged by bullets have caused considerable problems in past conflicts, but up-armoring solved this problem. Bore evacuators are a common feature on most modern tanks and some self-propelled guns. The French Leclerc tank is a counterexample; it instead uses overpressure from an internal compartment to force gases ...
A close nipple can only be unscrewed by gripping one threaded end with a pipe wrench which will damage the threads and necessitate replacing the nipple, or by using a specialty tool known as a nipple wrench (or known as an internal pipe wrench) which grips the inside of the pipe, leaving the threads undamaged. When the ends are of two different ...
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Water is damaging to most historic objects. For historic firearms, water will cause corrosion of metal components, swell wood, and encourage mold growth. Water will also cause antler, bone, and ivory to swell. [9] Animal rawhide and semi-tanned leather will absorb moisture and will be at risk for mold growth. It could also become discolored.