Coffee Machines

A coffeemaker, coffee maker or coffee machine is a cooking appliance used to brew coffee. While there are many different types of coffeemakers the two most common brewing principles use gravity or pressure to move hot water through coffee grounds. noun. an assembly of interconnected components arranged to transmit or modify force in order to perform useful work. Also called: simple machine. a device for altering the magnitude or direction of a force, esp a lever, screw, wedge, or pulley.A machine is a physical system using power to apply forces and control movement to perform an action. The term is commonly applied to artificial devices, such as those employing engines or motors, but also to natural biological macromolecules, such as molecular machines.