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Old 12-21-2014, 12:08 PM   #1 (permalink)
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how much have we used (crude oil)

Just gave it a thought and a small amount of time researching it. Maybe 68 trillion gallons in the last 100 years? 365 X 100 x 40 million x 45 gpb?

That's a lot of dead dinosaurs.

Thoughts?

regards
mech

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