HYDROGEN v PETROL: FEELING THE BURN
Dec 19, 2021
3 minutes
DYLAN CAMPBELL
COULD BURNING hydrogen save the internal combustion engine? Toyota, Mazda and Subaru seem to think so. All three brands (Toyota is Subaru’s single biggest shareholder) have just entered a joint-venture to see if it’s possible; Toyota has even built and raced a Corolla hydrogen combustion car with a real exhaust note.
In theory, replacing petrol with hydrogen in existing internal combustion engines is relatively simple and – provided the cost of hydrogen itself comes right down – a
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