A centrifuge's a piece of equipment, generally driven by a motor, that puts an object in rotation around a fixed axis, applying a force perpendicular to the axis. The centrifuge works using the sedimentation principle, where the centripetal acceleration's used to evenly distribute substances (usually present in a solution for small scale applications) of greater and lesser density. There're many different kinds of centrifuges, including those for very specialized purposes. It can be used for vi… (More on Centrifuge)