他推断，铁吸收或多或少的氧气是由于金伯利岩浆本身的条件——主要是由于热量和可用的氧气。
He reasoned that iron took on more or less oxygen in response to conditions in the kimberlitic magma itself—mainly in response to heat and the available oxygen.
动物产品是生产效率不高的，并且会导致可用的热量和蛋白质的净亏损。
Animal products are inefficient to produce and result in a net loss of available calories and protein.
当镁与水混合在一起时，它就会产生热量，让水沸腾产生蒸汽，而产生的蒸汽然后就可以驱动涡轮机，而且也可用来做些有用的工作。
When the magnesium is mixed with water, it produces heat, boiling the water to produce steam, which can then drive a turbine and do useful work.
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