Technology
The spongy fuel that’s made from trees
Under the electron microscope, charcoal looks almost like Swiss cheese – and how well it keeps that structure tells us about its potential to keep us warm
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Under the electron microscope, charcoal looks almost like Swiss cheese – and how well it keeps that structure tells us about its potential to keep us warm
There is a mantra that nuclear and natural gas power stations are essential to keep the lights on in the UK. It's a myth, says Keith Barnham