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Title: In 1979, petroleum and natural gas contributed 67 percent of the total energy, while coal supplied ... Post by: Karra on Jan 17, 2018 In 1979, petroleum and natural gas contributed 67 percent of the total energy, while coal supplied only 30 percent.
Electrical power increased from a negligible amount in 1900 to about 500 watts per person The type of support material used in this example is A) definition. B) comparison. C) expert opinion. D) restatement. E) statistics. Title: In 1979, petroleum and natural gas contributed 67 percent of the total energy, while coal supplied ... Post by: nopro on Jan 17, 2018 E
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