Oil sands - Wikipedia, the free encyclopedia
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Oil sands , also known as tar sands , or extra heavy oil , is a type of bitumen deposit. The sands are naturally occurring mixtures of sand or clay, water and an extremely dense and viscous form ...
en.wikipedia.org/wiki/Oil_sands
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Originally tar was made by damaging the trees over 2-3 years. The lowest part of a pine was barked and only a hand's width of bark was left to keep the tree alive. The tree created a large amount of pitch, but most of it is inside the wood so just collecting the pitch wouldn't have been too productive.
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www.puuvene.net/phuhta/artikkelit/tar.html
www.puuvene.net/phuhta/artikkelit/tar.html
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Tar is a naturally occuring material with a nonspecific composition of metamorphosed organic debris (prehistoric wetlands and bogs, for example. The composition of one tar sample will vary from the composition of any other tar sample. Essen...
http://wiki.answers.com/Q/What_is_tar_made_out_of
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Tar is made of the residual products of petroleum refining. Natural tar (at the La Brea tar pits for example) is made up of Crude oil that has leaked close to the earths surface, been exposed to fresh rain water and biodegraded.
http://answers.yahoo.com/question/index?qid=20060723235...
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This page describes the term tar and lists other pages on the Web where you can find additional information. ... The tar command does not compress files. Frequently, therefore, a tar file is compressed with the compress or gzip commands to create a file with a .tar.gz or .tar.Z extension. These are comparable to files that...
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www.webopedia.com/TERM/t/tar.html
www.webopedia.com/TERM/t/tar.html
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Wood tar has been used by mariners as a preservative for wood and rigging for at least the past six centuries. In the northern parts of Scandinavia, small land owners produced wood tar as a cash crop. This tar was traded for staples and made its way to larger towns and cities for further distribution.
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www.maritime.org/conf/conf-kaye-tar.htm
www.maritime.org/conf/conf-kaye-tar.htm
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; The 2007-2012 World Outlook for Crude Tar Made in Coke Oven Establishments; ICON Group International, May 2006, Pages: 185 ; ... The NAICS code for crude tar made in coke oven establishments is 3241991131. It is for this definition of crude tar made in coke oven establishments that the aggregate latent demand estimates...
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www.researchandmarkets.com/reports/497207/the_2007_2012...
www.researchandmarkets.com/reports/497207/the_2007_2012_world_outlook_for_crude_tar_made
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Tobacco Documents Online ... Smokefree Network Login: [SIGN UP]
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tobaccodocuments.org/lor/00251136.html
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Inventions question: Were records ever made from tar? Answer yes go to smoking wizard.com to find them Answer yes go to smoking wizard.com to find them ... Who Made Records? Where is tar made? How are records made? What are records made out of? Do people buy records made from tar? Do people but records made from tar?
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wiki.answers.com/Q/Were_records_ever_made_from_tar
wiki.answers.com/Q/Were_records_ever_made_from_tar
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