Lever Lever A lever ( or ) is a simple machine consisting of a beam or rigid rod pivoted at a fixed hinge, or fulcrum. A lever is a rigid body capable of rotating on a point on itself. On the basis of the location of fulcrum, load and effort, the lever is divided into three types. It is one of the six simple machines identified by Renaissance scientists. A lever amplifies an input force to provide a greater output force, which is said to provide leverage. The ratio of the output force to the input force is the mechanical advantage
Harold Lever, Baron Lever of Manchester 1995, aged 81. His policy was adopted by the G7 in 2005, a decade after his death. Harold Lever, Baron Lever of Manchester Norman Harold Lever, Baron Lever of Manchester, PC (15 January 1914 – 6 August 1995) was a British barrister and Labour Party politician. He was born in Manchester, the son of a textile merchant from Lithuania, he was educated at Manchester Grammar School and Manchester University. He was called to the Bar of the Middle Temple in 1935. During World War II he served in the Royal Air Force. His brother was Leslie Lever, Baron Lever. Lever