Hydrogen: fuel of the future? | The Economist

It’s been hailed as fuel of the future. Hydrogen is clean, flexible and energy efficient. But in practice there are huge hurdles to overcome before widespread adoption can be achieved.

00:00 How hydrogen fuel is generated.
02:04 How hydrogen fuel could be used.
02:46 Why hydrogen fuel hasn’t taken off in the past.
03:40 Is hydrogen fuel safe?
04:31 Hydrogen’s advantage over batteries.
05:00 How sustainable is hydrogen fuel?
06:13 Why the hype about hydrogen may be different this time.

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