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Silicone grease, sometimes called dielectric grease, is a waterproof grease made by combining a silicone oil with a thickener. Most commonly, the silicone oil is polydimethylsiloxane (PDMS) and the thickener is amorphous fumed silica. Using this formulation, silicone grease is a translucent white viscous paste, with exact properties dependent ...
Protection of a "1-dimension zone" is easier and requires only one or two microphones and speakers to be effective. Several commercial applications have been successful: noise-cancelling headphones, active mufflers, anti-snoring devices, vocal or center channel extraction for karaoke machines, and the control of noise in air conditioning ducts ...
The Zapper is an electronic light gun accessory launched within the Nintendo Entertainment System (NES) in North America on October 18, 1985. It is a cosmetic redesign by Nintendo of America's head designer Lance Barr, based on Gunpei Yokoi's Video Shooting Series light gun (光線銃シリーズガン), which had been released in Japan for the Famicom on February 18, 1984.
In 1994, a light machine gun version, the Mini-SS, chambered in 5.56×45mm NATO was introduced. LIW also manufactured kits to convert existing SS-77 to the Mini-SS. Changes include the weight decrease from 9.6 to 8.26 kg (21 lb 3 oz to 18 lb 3 oz) with a folding bipod and fixed butt. [3]
The .45 ACP Uzi used a 16- or 22-round magazine, while the .45 ACP Micro Uzi and Mini Uzi used a 12-round magazine. A conversion kit by Vector Arms allowed the .45-caliber Uzi to use the same 30-round magazines as the M3 "Grease Gun". [8]: 20–25
Soon it was recommended as a potential armament for the V-22 Osprey. [3] The magazine would be located underneath the cabin floor and could be reloaded in-flight. However, plans to mount the gun were later dropped. [4] In December 1992 the US Navy issued a letter of qualification for GAU-19/A integration and use on naval aircraft.
A railgun or rail gun, sometimes referred to as a rail cannon is a linear motor device, typically designed as a weapon, that uses electromagnetic force to launch high-velocity projectiles. The projectile normally does not contain explosives, instead relying on the projectile's high kinetic energy to inflict damage. [ 2 ]
The iPhone 13 and iPhone 13 Mini were officially announced alongside the ninth-generation iPad, 6th generation iPad Mini, Apple Watch Series 7, iPhone 13 Pro, and iPhone 13 Pro Max by a virtual press event filmed and recorded at Apple Park in Cupertino, California, on September 14, 2021.