A hose coupling is a connector at the end of a hose that is used to connect (or couple) it to another hose or to a faucet or hose fitting, such as an irrigation sprinkler. It is usually made of steel, brass, stainless steel, aluminum or plastic.Due to the wide variety of designs and the many countri

Similar in appearance to Bauer couplings, but not compatible. Used in agriculture, irrigation, cleaning and construction industries, but most commonly used in water, mortar, asphalt and bulk products.British instant couplingBS336 Instant Fire Couplings also known as John Morris Couplings are similar

The Challenger space shuttle disaster of January 28, 1986 was determined to be the cause of the O-ring seal failure. A key factor was the cold weather leading up to the launch. Caltech physics professor Richard Feynman demonstrated this on television by dropping a small O-ring into icy water and lat