Logged out
Access All our Essays in an Instant
Swap your work for FREE access, or pay £4.99 for instant access
Petroleum Notes
Member rating:
(1 vote)
| Words:
| Submitted: Wed Aug 27 2003
Page Preview
On the left is an image preview of every page of this document, and below are the first 150 words with formatting removed:
PETROLEUM NOTES What is petroleum? Petroleum also known as crude oil is a fossil fuel comprising a complex mixture of hydrocarbons. Its composition varies, depending on where in the world it is found, it generally contains alkanes, cycoalkanes and aromatic hydrocarbons. Crude oil is non-renewable (finite) and it cannot be replaced. It was formed: * From the sea, the sea contains many tiny animals and plants called plankton, they get their energy to live and multiply from sunlight. When they die they sink to the bottom of the sea. Those that died millions of years ago, form oil and gas which are the main sources of fuel. * The Dead Sea creatures were buried by sand and mud at the bottom of the sea. It is thought the sun's energy was stored in the bodies of the dead creatures and plants. The dead bodies started to decay. * Over millions of years the dead animals and...
Get instant access
- Instant, unlimited access to our documents in full
- Swap your work for free access, or pay £4.99
- To see the full version of this document and 149,958 others
