Petroleum is a naturally occurring, yellow-to-black liquid found in geological
formations .... Williams extracted 1.5 million litres of crude oil by 1860, refining
much of it into kerosene lamp oil....
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 ...
www.ask.com/youtube?q=How is Crude Oil Made&v=qO6_lMX83bw
Apr 16, 2012 ... This is a simple video explaining the basics of crude oil such as extraction, ...
Oilfields - How Oil is Drilled & Extracted - Crude to Refinement ...
www.ask.com/youtube?q=How is Crude Oil Made&v=7ZQqo7bmy9A
Feb 12, 2013 ... How Crude Oil Forms in the Earth ... The conditions for the formation and storage
of oil underneath the surface of ... How It's Made 29,886 views.
Crude oil is often a dark, sticky liquid that cannot be used without changing it. The
first part of refining crude oil is to heat it until it boils. The boiling liquid is ...
The origins of petroleum and mechanisms through which it was accumulated in
large reservoirs has always been a controversial subject. It comes ...
Petroleum companies extract crude oil from the Earth using a perforation in the
Earth's surface called an oil well. Crude oil is a liquid form of petroleum.
Petrol is made from crude oil by removing hydrocarbons and carbon atom chains
through a process known as distillation. Usually, this process takes place at an ...
Jan 15, 2013 ... Petroleum, or crude oil, is a fossil fuel and non-renewable source of energy. ...
Their crude oil is extracted with giant drilling machines. Crude oil ...