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Created page with "== Introduction == A '''pressure sensor''' is a device that measures the pressure of gases or liquids. Pressure is an expression of the force required to stop a fluid from expanding, and it is usually stated in terms of force per unit area. A pressure sensor typically acts as a transducer; it generates a signal as a function of the pressure imposed. Such a signal is electrical, but it can also be optical, visual, or auditory. == Types of Pressure Sensors == Pressure s..."