The pressure is estimated by means of a mercury or an aneroid manometer. A stethoscope is normally used in conjunction with the instrument to listen to the blood pressure sounds (a stethoscope is not needed with an electronic sphygmomanometer).
ObjectID: 171. Description Edit | History. Chess is a two-player, abstract strategy board game that represents medieval warfare on an 8x8 board with alternating light and dark squares. Opposing pieces, traditionally designated White and Black, are initially lined up on either side.
wikiHow to Play Blitz Chess. Blitz chess, also known as Speed Chess, is a single, time-controlled game of 1-10 minutes. Playing Blitz chess creates a flurry of moves, as both players hustle to complete their respective halves of a chess game, depending on which rule set they're playing under.