Scotland’s Orkney islands produce more clean energy than their inhabitants can use. Their next step? Hydrogen. Here’s why that matters – and what the rest of the world could learn.
...producing hydrogen is complicated. Even though it is the most abundant chemical substance in the universe, very little of it is freely available as a gas, instead forming strong bonds with other elements (for instance with oxygen to create water). You need to break up those links to “free” it for use.
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