+**Hydraulics** is the science and engineering branch that explores the mechanical properties of [Fluid Power](/wiki/fluid_power) and the practical use of liquids to transmit force. It harnesses the incompressibility of fluids, often [Oil](/wiki/oil) or water, to create powerful, controlled motion in systems.
+## See also
+- [Fluid Mechanics](/wiki/fluid_mechanics)
+- [Hydraulic Machine](/wiki/hydraulic_machine)
+- [Pneumatics](/wiki/pneumatics)
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