Max Behrman — If you're contemplating your next car add-on, consider replacing your boring, old spark plugs with lasers. Yeah, lasers. Lasers that cut down on noxious emissions and provide better fuel efficiency! If Japan's National Institutes of Natural Sciences has its way, a replacement of that sort may not be so far off (or strange).
The traditional spark plug we're all used to works by sending electrical, well, sparks, between two, uh, electrodes. This causes an explosion in the
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