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Created page with "== Overview == Liquids are one of the four fundamental states of matter, with the others being solid, gas, and plasma. A liquid is a nearly incompressible fluid that conforms to the shape of its container but retains a (nearly) constant volume independent of pressure. The volume is definite if the temperature and pressure are constant. == Molecular Characteristics == Liquids are composed of molecules that are in constant, random motion. The..."