percolation test

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percolation test

[pər·kə′lā·shən ‚test]
(civil engineering)
A test to determine the suitability of a soil for the installation of a domestic sewage-disposal system, in which a hole is dug and filled with water and the rate of water-level decline is measured.

percolation test

A test to determine the rate at which a particular soil absorbs effluent; a hole is dug in the soil and filled with water, then the rate at which the water level drops is measured. (See illustration p. 716.)
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References in periodicals archive ?
It is recommended that, in patients felt to be at low risk and whose PERC test is negative, then no other workup should be done.
If the PERC test is positive, then low-risk patients should undergo a highly sensitive D-dimer test.