Like the chemical element itself, the idea of using hydrogen energy has floated around for a long time. The first hydrogen fuel cell appeared 182 years ago. Yet using hydrogen as a source of energy has never taken off. In its gaseous form it does not exist in abundance. It must be split away from water or hydrocarbons. Moreover, producing it sustainably is costly. That may all change in the coming decade.
就像化学元素本身一样，使用氢能的想法已经存在很长时间了。第一块氢燃料电池出现在182年前。然而，将氢作为一种能源使用一直没有得到普及。在气态形式下，它并不大量存在。它必须从水或碳氢化合物中分离出来。此外，可持续地生产它的成本很高。未来十年，这一切可能会改变。
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