Pump

Pump

A pump is a device that moves fluids (liquids or gases), or sometimes slurries, by mechanical action. Pumps can be classified into three major groups according to the method they use to move the fluid: direct lift, displacement, and gravity pumps.

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Famous quotes containing the word pump:

    “Vivacity, leadership, must be had, and we are not allowed to be nice in choosing. We must fetch the pump with dirty water, if clean cannot be had.”
    —Ralph Waldo Emerson (1803–1882)

    “The daughters of delight now pump iron.”
    —Mason Cooley (b. 1927)

    “My nurses, those starchy ghosts,
    hover over me for my lame hours
    and my lame days. The mechanics
    of the body pump for their tricks.”
    —Anne Sexton (1928–1974)