Seven years ago his father, Robert, produced a diamond in a high-pressure chamber of carbon gas and dropped it into an acid solution to clean it off.

七年前他的父亲罗伯特在一间高压碳气室中制造了一颗钻石，把它放入酸性溶液中清洗干净。

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When you add water to baking powder, the dry acid and base go into solution and start reacting to produce carbon dioxide bubbles.

当你往泡打粉里加了水，干粉状态的酸和碱溶化，并开始反应，生产出二氧化碳气泡。

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Carbon dioxide in solution contributes to acidity, but this is supplemented with additional acid in most carbonated drinks.

酸溶解的二氧化碳会产生酸度，但在大多数碳酸饮料中还要使用其它的酸来补充酸度。

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