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1. Benzene is a colorless liquid that is used in the productionof plastics and other chemicals.
苯是一种无色液体，用于生产塑料和其他化学品。
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2.Polycarbonic acid is a compound thatreacts with water to produce carbon dioxide gas.
多碳酸是一种与水反应产生二氧化碳气体的化合物。
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3. The chemical reactionbetween benzene and polycarbonicacid produces a gas that can be usedas a fuel.
苯和多碳酸之间的化学反应产生了一种气体，可以用作燃料。