1 Renewal EAD: You should apply for an EAD renewal four months before your original EAD expires.  Replacement EAD: This document replaces a lost, stolen, or mutilated EAD. A replacement EAD also replaces an EAD that was issued with incorrect information, such as a misspelled name.
petroleum, rock oil (mid-14c. in Anglo-French), from Medieval Latin petroleum, from Latin: petra : rock + oleum : oil. ) is a naturally occurring, yellow-to-black liquid found in geological formations beneath the Earth 's surface, which is commonly refined into various types of fuels.
crude oil is a naturally occurring, flammable liquid consisting of a complex mixture of hydrocarbons of various molecular weights, and other organic compounds, that are found in geologic formations beneath the earth's surface.Oil and gas are chemicals made from molecules containing just carbon and hydrogen.rude oil, also known as petroleum, is a mixture of hydrocarbons. In many cases it is already under pressure because of the weight of the ground on top of it, so if you drill â¦ a hole into the pocket of oil, the oil will come up by itself.