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 substance found in certain rock formations in the earth. To extract the maximum value from crude, it needs to be refined into petroleum products. The best-known of these is gasoline, or petrol. Others include liquefied petroleum gas (LPG), naphtha, kerosene, gas oil and fuel oil. Oil wells are used to release the oil from within the earth.