In 2005 over 2,000 desalination plants with a capacity of more than 100m3/day had been installed or contracted in every state in the U.S. with a total capacity of more than 6 million m3/day. Only 7% of that capacity was for seawater desalination, while 51% used brackish water and 26% used river water as water source.
Find out about the lever, one of the most basic forms of a machine, which helps lift heavy objects with much less effort, through this fun and animated learning module. Also learn about a variety of levers from this very same module. The lever is one of the most basic forms of a machine. Levers help us lift loads with lesser effort. Even though this looks simple there are many things going on in order to lift the object easily. A lever can be described as a long rigid body with a fulcrum along its length.
trigger - lever that activates the firing mechanism of a gun. gun trigger. gun - a weapon that discharges a missile at high velocity (especially from a metal tube or barrel) hair trigger - a gun trigger that responds with little pressure. lever - a rigid bar pivoted about a fulcrum. 2. trigger - a device that activates or releases or causes something to happen device - an instrumentality invented for a particular purpose; the device is small enough to wear on your wrist; a device intended to conserve water