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Because of their solvent resistance, these materials find use as sealants to fill the joints in pavement, automotive window glass, and aircraft structures. Polymers containing one or two sulfur atoms separated by hydrocarbon sequences are usually not classified polysulfides, e.g. poly( p -phenylene) sulfide (C 6 H 4 S) n .
— "Values ranging from 21.3 to 21.5 gm/cm 3 at 20 °C have been reported for the density of annealed platinum; the best value being about 21.45 gm/cm 3 at 20 °C." 21.46 g/cm 3 — Rose, T. Kirke. The Precious Metals, Comprising Gold, Silver and Platinum .
Table tennis rubber is a type of rubber used as covering on a racket in table tennis. [1] Modern table tennis rubber is usually composed of two layers: a layer of foam ("sponge") underneath and a layer of actual rubber on the surface. [2] There are four common types of table tennis rubbers: short pips, long pips, antispin, and inverted. [1]
Modern-day Spaldeen. A Spalding Hi-Bounce Ball, often called a Spaldeen or a Pensie Pinkie, is a rubber ball, described as a tennis ball core without the felt. [1] These balls are commonly used in street games developed in the mid-20th century, such as Chinese handball (a variation on American handball), Australian Handball, stoop ball, hit-the-penny (involving trying to make a penny flip on a ...
Round the World (also called Round Robin or Round the Table) table tennis is an informal party-type variation in which players line up on either side of the table. When a player hits the ball he sets the paddle down, and the player behind him picks it up to receive the return.
TOPIO ("TOSY Ping Pong Playing Robot") is a bipedal humanoid robot designed to play table tennis against a human being. [1] It has been developed since 2005 by TOSY , a robotics firm in Vietnam. It was publicly demonstrated at the Tokyo International Robot Exhibition (IREX) on November 28, 2007. [ 2 ]
Any standard table tennis bats and balls maybe used, along with a standard sized table tennis table, as prescribed by the International Table Tennis Federation. [2] The table is placed against the wall, and the net should be perpendicular to the wall with the regulation 15.25 cm net overhang left as a gap to the wall known as the crack.
Konami's Ping Pong is a sports arcade game created in 1985 by Konami. It is the first video game to accurately reflect the gameplay of table tennis, as opposed to earlier simplifications like Pong. It was ported to the Amstrad CPC, Commodore 64, Famicom Disk System, MSX, and ZX Spectrum.