As for Asian restaurants having the best oil, we found that those restaurants tended to cook with the same batch of oil more, leaving a darker oil that needed more filtration.

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So depending on when the oil came to the surface, under what environmental conditions, could have created a small batch of oil and moved it one direction, then another one another direction.

WHITEHOUSE: Daily Press Briefing

Repeat with the second and possibly third batch of scallops, adding more butter and oil to the pan as needed.

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The twist that Codexis brings is that unlike petrol, of which each batch from the refinery is chemically different from the others (because the crude oil from which it is derived is an arbitrary mixture of hydrocarbon molecules), biopetrol could be turned out exactly the same, again and again, and thus designed to have the optimal mixture of properties required of a motor fuel.

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As Mr. Rapoza mentioned the oil part of the deals that swiftly happened between Chavez and Brazil never came to fruition although the initial batch of planes he bought did.

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