Lever a place to stand, and I shall move the Earth with it' is a remark of Archimedes who formally stated the correct mathematical principle of levers (quoted by Pappus of Alexandria). It is assumed that in ancient Egypt, constructors used the lever to move and uplift obelisks weighing more than 100 tons. A lever is a beam connected to ground by a hinge, or pivot, called a fulcrum. The ideal lever does not dissipate or store energy, which means there is no friction in the hinge or bending in the beam. In this case, the power into the lever equals
Darcy Lever a newsagent, a general store and four public houses, the Lever Bridge Inn, the Volunteer (formerly the Artillery & Volunteer), the Farmer's Arms and the Lever's Arms. The village also features two cricket pitches and borders both Moses Gate Country Park and Leverhulme Park. Darcy Lever also has the steepest public highway in Bolton, Gorses Steps. Through the village and park run the remains of the Manchester Bolton and Bury Canal and the Bolton-Bury/Radcliffe railway line, which had a station which was open between 1848 and 1951. The history and development of Darcy Lever as with its neighbour Little Lever