petroleum oily flammable liquid that occurs naturally in deposits usually beneath the surface of the earth it is also called crude oil it consists principally of a mixture of hydrocarbons with traces of various nitrogenous and sulfurous compounds origin and natural occurrencet is believed that petroleum consists of the remains of these organisms but it is the small microscopic plankton organism remains that are largely responsible for the relatively high organic carbon content of fine grained sediments like the chattanooga shale which are the principle source rocks for petroleum
George and Martha Washington are buried at their Mount Vernon estate in Virginia. Their tomb was once visible from the Potomac but was moved farther up away from the river t â¦ o protect the grave site from flooding.  Mount Vernon, Virginia.o. An interesting detail about Washington's burial is that he specifically ordered that his body NOT be buried for at least 3 days after his death, for the exact reason that â¦ he, and many others at that time, was afraid of being buried alive.
William Brewster was buried in Burial Hill in Plymouth. A memorial stone exists there for him, which states that it is in honour of Elder William Brewster Patriarch of the Pilgrims and their Ruling Elder 1609â1644. The burial place of his wife Mary is unknown.