Source of oil sand or tar sand? - Answerlib source of oil sand or tar sand? | Yahoo Answers

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Science & Mathematics » Earth Sciences & Geology » temtype="https://schema.org/QAPage" class="StencilRoot Answers UHWithTrending " id="Stencil"> source of oil sand or tar sand? | Yahoo Answers

Source of oil sand or tar sand?

temtype="https://schema.org/QAPage" class="StencilRoot Answers UHWithTrending " id="Stencil"> source of oil sand or tar sand? | Yahoo Answers