Though tomatoes are delicious and nutritious raw, experts suggest that cooking them and adding oil will actually increase the effects of their antioxidants.

尽管西红柿生吃美味又有营养，专家们仍然建议把它加点油烹调实际上能增加它们抗氧化的效力。

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Some oil companies are adding nitrogen to their gasoline.

有些石油公司向汽油里加氮。

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Some oil companies are adding nitrogen to their gasoline. But does it cause pollution as well as boost performance a bit?

有些石油公司向汽油里加氮。这提高了汽油的性能，但会不会引起污染呢？

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In fact, it is running what could be the definitive test of fish oil-based drugs: a study of whether adding Vascepa to a statin medicine in patients with high triglycerides reduces the risk of cardiovascular disease.

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Others include Oklahoma City, prospering on the shale-fracking boom in oil and gas, and Denver, which is adding jobs in construction, professional services and mining.

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"Their argument would be: Let's just live with the current mandate and see how that goes before we start adding to it, " he says, adding that Big Oil doesn't want to sound too anti-ethanol.

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