Canada’s oil sands are one of the world’s largest hydrocarbon resources. Oil sands are also known as tar sands and also bituminous (bitumen) sands. Oil sands are consolidated sandstone that is made up of mixtures of sand, clay, water, and bitumen which is saturated with a thick form of petroleum. About 40,000 years ago, bitumen was first used by Neanderthals. Bitumen was mainly used back in the days for construction of buildings and water proofing of reed boats. The largest sources of bitumen are…
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