sealing water pump
81Lifeboat (shipboard) — A lifeboat is a small craft carried on a ship to provide a means of emergency evacuation in the event of a disaster aboard the ship. Lifeboats may be rigid or inflatable vessels; the inflatable type are sometimes referred to as liferafts . In the …
82Top Fuel — Racing is a class of drag racing in which the cars are run on a maximum of 90% nitromethane and about 10% methanol (also known as racing alcohol), instead of gasoline. The cars are purpose built race cars, with a layout superficially resembling… …
83Matthew Boulton — 1792 portrait of Matthew Boulton Born 3 September 1728(1728 09 03) Birmingham, England …
84RKM engine — The Rotary Piston Machine, or in its German originalRotationskolbenmaschine (R.K.M.) is a new (still in development) formof machine. It can be used either to transform pressure intorotational motion (an engine), or the converse rotationalmotion… …
85Naphtha launch — An Escher Wyss launch of 1888 Alfred Nobel s aluminium hulled …
86General Grant (ship) — The General Grant was a 1005 ton three masted barque carrying 58 passengers and 25 crew, and bound from Melbourne to London in May, 1866. She was named after Ulysses S. Grant, who later became 18th President of the United States.It is remembered… …
87Nissan RB engine — The RB engine is a 2.0–3.0 L straight 6 four stroke petrol/gasoline engine from Nissan produced from 1980 2004. A special limited edition the LMRB26 was also built during this time by General Motors in Australia. Both SOHC and DOHC versions… …
88Glass microsphere — For microspheres made of other materials, see Microsphere. SEM micrograph of a glass microsphere in concrete Glass microspheres are microscopic spheres of glass manufactured for a wide variety of uses in research, medicine, consumer goods and… …
89Three-drum boilers — Three drum boiler, casing removed …
90Rolling-element bearing — A rolling element bearing is a bearing which carries a load by placing round elements between the two pieces. The relative motion of the pieces causes the round elements to roll with very little rolling resistance and with little sliding.One of… …
