Hydrogen, which can be made electrolytically from water and used to power fuel cells, is difficult to handle.

电解水产生并给燃料电池供能的氢难以处理。

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Some even dream of using natural gas to make hydrogen which would power fuel-cell cars, though advocates admit that these are still a long way off.

一些人甚至梦想用天然气制造氢，用以提供燃料电池汽车的动力，但支持者们承认这个方向上还有很长的路要走。

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Once the researchers can get the algae working efficiently, the hydrogen that they produce could be used to power fuel cells in cars or to generate electricity.

一旦研究人员了解藻类如何有效率的进行工作，由此产生的氢气可用于燃料电池动力汽车和发电。

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The bus uses a hybrid system that combines the hydrogen fuel cells with high power batteries.

VOA: special.2009.09.07

Uranium enrichment is the process used to make fuel for nuclear power plants, but when extended it can also produce fissile material for an atomic bomb.

VOA: standard.2009.11.28

The bioreactors will grow algae that can produce ethanol fuel through a special process that involves using carbon dioxide from nearby coal-burning power plants to promote faster growth of the algae.

VOA: standard.2009.09.02

The principal long-term baseload electric power fuel arbitrage is and has been coal-v-uranium.

FORBES: Post Fukushima-- burn more coal and oil, and hire more engineers not regulators

Some even dream of using natural gas to make hydrogen which would power fuel-cell cars, though advocates admit that these are still a long way off.

ECONOMIST: What bigger estimates of America��s reserves could mean

This increase in production needs power to fuel it, which bodes well for utilities companies.

FORBES