FireChat may catch on as a way to corral revelers, but that's just the beginning of its practical applications. For political organizers, it could become a critically important way to keep protesters and activists connected when their traditional forms of communicating get cut off.
Desiccators are sealable enclosures containing desiccants used for preserving moisture-sensitive items such as cobalt chloride paper for another use. A common use for desiccators is to protect chemicals which are hygroscopic or which react with water from humidity.
A compensator or âcompâ is a muzzle device designed to counter the vertical movement of the barrel. The body mechanics involved in firing a gun means that thereâs a good bit of âmuzzle flipâ when the gun goes off, an effect where the recoil of the gun is translated into the muzzle climbing vertically.