Olie kilder

Kilder:

http://www.climateminds.dk/index.php?id=729

http://www.fysikkemifaget.dk/temaer/konventionel-energi/olie/

http://www.worldometers.info/

http://da.wikipedia.org/wiki/Olieboreplatform

http://da.wikipedia.org/wiki/Olieraffinaderi

https://www.youtube.com/embed/IKzPTAc9gno?autoplay=1&fs=1&iv_load_policy=3&modestbranding=1&rel=1&theme=light