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.
Tetrachloroethylene is also known as perchloroethylene-hence the common acronyms PCE or PERC. This chemical is a chlorinated solvent. PCE is used commercially as industrial degreasers, spot removers, and in dry cleaning.PCE is not a natural chemical, it is manmade.CE can also be inhaled. The chemical is a Volatile Organic Compound (VOC) which means it readily vaporizes. Chronic PCE exposure can cause damage to the liver, the kidneys and the central nervous system. It may also lead to increased risk of cancer.