Sir Elton Hercules John CBE (born Reginald Kenneth Dwight on 25 March 1947) is a multiple Grammy and Academy Award-winning English pop/rock singer, composer and pianist. Source(s): http://en.wikipedia.org/wiki/Elton_John
The âPerc Testâ. A Perc Test (also known as âPerk Testâ, and more formally known as a Percolation Test), is a soil evaluation that tests the rate at which water drains through soil.
Percolation test results, along with other conside.rÂ­. ation3, may be used to determine the acceptability of. soils for onsite wastewater. disposal and. for the design. sizing of Infiltrative 5Urface areas, such as drainage. basin.!.