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Parkesine, the first member of the Celluloid class of compounds and considered the first man-made plastic, is patented by Alexander Parkes. [4] 1869: John Wesley Hyatt discovers a method to simplify the production of celluloid, making industrial production possible. 1872: PVC is accidentally synthesized in 1872 by German chemist Eugen Baumann ...
Highest net casualty for U.S. forces during World War II; Resulted in Allied liberation of Luzon; Battle of Manila: February 3, 1945 March 3, 1945 Manila, Philippines Philippines campaign (1944–45) 6,575 (1,010 killed and 5,565 wounded) [3] Allied victory Japan One of the most intense urban battles fought by American forces during the war
The major battle of Operation Market Garden; Allies reach but fail to cross the Rhine; British First Airborne Division destroyed. • Battle of Peleliu: A fight to capture an airstrip on a speck of coral in the western Pacific. • Battle of Aachen: Aachen was the first major German city to face invasion during World War II. • Battle of the ...
Plastic armour replaced the use of concrete slabs which, although expected to provide protection, were prone to cracking and breaking up when struck by armour-piercing bullets. Plastic armour was effective because the very hard particles would deflect bullets which would then lodge between the plastic armour and the steel backing plate.
Seizure of H-2 and H-3 Air Bases, 18 and 25 March 2003, after infiltrating Iraq at full strength, a combined force consisting of B and D squadron of British Special Air Service and 1 squadron of Australian Special Air Service Regiment set up observation posts around H-2 and H-3 air base and called in airstrikes that defeated the Iraqi defenders ...
The British used a plastic explosive during World War II as a demolition charge. The specific explosive, Composition C, was 88.3% RDX and 11.7% non-oily, non-explosive plasticizer. [8] The material was plastic between 0 and 40 °C (32–104 °F), but was brittle at colder temperatures and gummy at higher temperatures.
54 mm toy soldiers by Imperial Productions of New ZealandA toy soldier is a miniature figurine that represents a soldier.The term applies to depictions of uniformed military personnel from all eras, and includes knights, cowboys, American Indians, pirates, samurai, and other subjects that involve combat-related themes.
Name Composition Notes Amatol: Ammonium nitrate and TNT: Extensively used in bombs, shells, depth charges and naval mines Baronal: Barium nitrate, TNT and powdered aluminium ...