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On March 22, 2021, a mass shooting occurred at a King Soopers supermarket in Boulder, Colorado, United States. Ten people were killed, including a local on-duty police officer. [4][5] The alleged shooter, 21-year-old Ahmad Al Aliwi Al-Issa, was arrested after being shot in the right leg. He was temporarily hospitalized [7][8] before being moved ...
New York: The International Nickel Company, Inc., 1941: 16. — "Values ranging from 21.3 to 21.5 gm/cm 3 at 20 °C have been reported for the density of annealed platinum; the best value being about 21.45 gm/cm 3 at 20 °C." 21.46 g/cm 3 — Rose, T. Kirke. The Precious Metals, Comprising Gold, Silver and Platinum.
Compared to the M3 MAAWS, the M4 is 3.4 kg (7.5 lb) lighter at 6.6 kg (15 lb), and shorter with a 950 mm (37 in) overall length. The shorter length was in response to the need to wield the weapon in urban terrain, and weight savings were achieved through using lighter components whenever possible including a carbon fibre tube with titanium ...
An AR-15–style rifle is a lightweight semi-automatic rifle based on or similar to the Colt AR-15 design. The Colt model removed the selective fire feature of its predecessor, the original ArmaLite AR-15, which is a scaled-down derivative of the AR-10 design (by Eugene Stoner). It is closely related to the military M16 rifle.
Fixed front iron sight, flip-up rear. The Ruger AR-556 is a semiautomatic AR-15 style rifle manufactured by U.S. firearms company Sturm, Ruger & Co. Introduced in 2014 as an entry-level AR-15 using a direct impingement action, with variants since being released such as the upgraded AR-556 MPR (multi-purpose rifle) in 2017 [1] and the AR-556 ...
C79 optical sight. The Colt Canada C7 and C8 are a Canadian family of service rifles, manufactured by Colt Canada (formerly Diemaco), having similar design and function to the Colt M16A3. The C7 and its variants have been adopted as the standard-issue rifle by the militaries of Canada, [2] Norway (special forces only), Denmark and the ...
Armourstone is a generic term for broken stone with stone masses between 100 and 10,000 kilograms (220 and 22,050 lb) (very coarse aggregate) that is suitable for use in hydraulic engineering. Dimensions and characteristics for armourstone are laid down in European Standard EN13383. [1] In the United States, there are a number of different ...
Sights. Folding Back-Up Iron Sights. The KS (Knight's Stoner) Carbine, is a series of rifles produced by Knight's Armament Company (KAC). It is designed as an improved version of their Armalite AR-15 clone called SR-16. The 13.7" KS-1 variant was adopted as the L403A1-AIW by the British Armed Forces in 2023 to replace the L85A2-A3 and L119A1-A2 ...