Compound lever Compound lever The compound lever is a simple machine operating on the premise that the resistance from one lever in a system of levers will act as power for the next, and thus the applied force will be amplified from one lever to the next (as long as the mechanical advantage for each lever is greater than one). Almost all scales use some sort of compound lever to work. Other examples include nail clippers and piano keys. A lever arm uses the fulcrum to lift the load using and intensifying an applied force. In practice, conditions may prevent the use
Lever Brothers Factory was founded in 1885 by William Hesketh Lever. Lever Brothers Ltd was incorporated in Australia on 21 June 1894. Soon after this, in 1897, Lever Brothers established a plant at Balmain to extract oil from copra which was shipped back to Liverpool, England. In 1900, the Balmain plant began to manufacture Sunlight soap and glycerine, and other products followed. Early in 1914, William Lever visited Melbourne as part of a worldwide tour of Lever interests. During the visit he met with J.Kitchen & Sons, who were established soap manufacturers, and offered to amalgamate the two firms. After consideration, it was