Petroleum is a naturally occurring, yellow-to-black liquid found in geological
formations ... The name petroleum covers both naturally occurring unprocessed
crude oil and petroleum products that are...
A BBC Bitesize secondary school revision resource for Standard Grade
Chemistry on how crude oil was formed: fossil fuels, porous rock, non-porous
Oct 10, 2005 ... But where does oil really come from, and how much is left? ... objects formed from
the same raw material as Earth, that crude oil might exist on ...
Nov 22, 2014 ... To put it simply, crude oil, coal and gas are all made from the remains of dead
plants and microscopic animals. These remains are called ...
www.ask.com/youtube?q=Crude Oil Formed&v=qO6_lMX83bw
Apr 16, 2012 ... This is a simple video explaining the basics of crude oil such as extraction,
distillation and uses. Enjoy :) Link to formation of crude oil video ...
www.ask.com/youtube?q=Crude Oil Formed&v=8YHsxXEVB1M
Sep 5, 2014 ... A fast paced explanation of how many oil and gas deposits form and how we
explore ... +mang8219 Microbial remains come up in the crude oil.
Petroleum formation, then, requires a specific window of conditions; too hot and
the ... To be of use to us, the crude oil must be “fractionated” into its various ...
Oil was formed from the remains of animals and plants that lived millions of years
... from these layers helped the remains turn into what we today call crude oil.
Dec 27, 2006 ... The oil usually hasn't formed in the reservoir rock but has been generated in
source rock ... One such chemical in crude oils is called porphyrin:.
The formation of petroleum or crude oil happens over millions of years and
during ... Petroleum formation occurs by various hydrocarbons combining with