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The Car That Runs On Air

Hydraulic

The Car That Runs On Air

Popular Science - Matthew Jancer

For more than a century, air cars have remained a quixotic quest of engineers—an idealistic exercise with little long-term likelihood of entering mass production. As fuels go, air has obvious upsides: It’s ubiquitous, clean, and, best of all, free. But air requires energy to store energy because it …

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