Caviar Caviar Caviar (less often, caviare) is a delicacy consisting of salt-cured roe of the Acipenseridae family. The roe can be "fresh" (non-pasteurized) or pasteurized, with pasteurization reducing its culinary and economic value. Traditionally, the term "caviar" refers only to roe from wild sturgeon in the Caspian Sea and Black Sea (Beluga, Ossetra and Sevruga caviars). Depending on the country, "caviar" may also be used to describe the roe of other fish such as salmon, steelhead, trout, lumpfish, whitefish, carp, and other species of sturgeon. Caviar is considered a delicacy and is eaten as a garnish or a spread. According to
Types of beacons Types of beacons Beacons are small devices that enable relatively accurate location within a narrow range. Beacons periodically transmit small amounts of data within a range of approximately 70 meters, and are often used for indoor location technology. Compared to devices based on Global Positioning System (GPS), beacons provide more accurate location information and can be used for indoor location. Various types of beacons exist, which can be classified based on their type of Beacon protocol, power solution and location technology. In December 2013, Apple announced iBeacon: the first beacon protocol in the market. iBeacon works with Apple's iOS and