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N-Methyl-2-pyrrolidone (NMP) is an organic compound consisting of a 5-membered lactam. It is a colorless liquid, although impure samples can appear yellow. It is miscible with water and with most common organic solvents. It also belongs to the class of dipolar aprotic solvents such as dimethylformamide and dimethyl sulfoxide.
The 6.8mm Remington Special Purpose Cartridge (6.8 SPC, 6.8 SPC II or 6.8×43mm) is a rimless bottlenecked intermediate rifle cartridge that was developed by Remington Arms in collaboration with members of the U.S. Army Marksmanship Unit and United States Special Operations Command [6] to possibly replace the 5.56 NATO cartridge in short barreled rifles (SBR) and carbines.
If a cartridge has a device to warn the user of the approaching expiration of the service life (end-of-service-life indicator, ESLI), the indication can be used for timely replacement of cartridges. ESLI can be active [46] or passive. [47] A passive indicator often uses a sensor that changes color.
WEST PALM BEACH, Florida/WASHINGTON (Reuters) -U.S. President Donald Trump on Friday dismissed Colleen Shogan, the Archivist of the United States, and announced plans to shake up the board of the ...
Toner cartridges cannot be refilled indefinitely, because mechanical parts such as rollers wear out. Some cartridges include the electro-optical drum, which becomes depleted and can be scratched. Organizations refilling cartridges for resale usually clean and test each cartridge to ensure that it is fit for reuse and resale.
Crystal Aguilar, 24, was arrested Thursday for allegedly taking down an American flag from a flagpole at a California park and replacing it with a Mexican flag. "Touch me, motherf-----, and when ...
MORE: Trump's definition of 'male,' 'female' criticized by medical and legal experts. The lawsuit lists seven plaintiffs. In a news release, the ACLU said more than 1,500 transgender people or ...
Polyamide-imides are used extensively as wire coatings in making magnet wire. They are prepared from isocyanates and TMA (trimellic acid-anhydride) in N-methyl-2-pyrrolidone (NMP). A prominent distributor of polyamide-imides is Solvay Specialty Polymers, which uses the trademark Torlon.