★合成燃料はエンジンを救う、だがしかし…_e-fuelとは何か
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【泉大津市】謎の『合成燃料会社』と連携を発表!【ドリーム燃料?】
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<ENG-sub> Can Diesel Engines Really be Clean?
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Nuclear waste is reusable. Why aren’t we doing it?
22:59
<ENG-SUB>About OHV engines in cars_ why American cars still have OHV engines?
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Why This Hydrogen Fuel Cell is Engineering Genius
23:15
<ENG-sub>Low Profile Tires___ Are they any good? and How they work
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Hydrogen: fuel of the future?
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