Salt and acid toughen the skins, which can making cooking time much longer.

加盐和酸能强化豆皮，可以使烹饪的时间更长。

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When a dish seems to be lacking something and you've already seasoned it with salt, sometimes what's missing is acid.

当一道菜看似来似乎缺少某些东西时，而你已经用盐来调过味了，有时候你缺少的是一些酸。

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In here, in solution you have all these molecules of solvent, molecules of salt, molecules of acid, or whatever, pH that are going to be around to buffer the pH.

在这里，溶液里包含了所有这些溶剂分子，盐分子酸分子和其它东西，可以用来缓冲。

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And then linked to the glycerol instead of a third fatty acid chain is a water soluble molecule, like a salt.

但连到甘油上的第三个基团不是脂肪酸链,而是一种水溶性的分子,像盐一样

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And they wanted to use a soluble salt of citric acid, so they could have used sodium, they could have used potassium.

而且他们想用一种柠檬酸的可溶性盐，他们本可以用钠，也可以用钾。

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After experimenting with more than a dozen different formulations, drying them with custom-made machinery and heating them in ovens to test shelf life, Nektar hit upon a successful recipe that mixes insulin with glycine (an amino acid), citrate (the salt of an organic acid found in humans) and mannitol (a sugar used in intravenous products).

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Crystals of uric acid salt are seen when the patient has gout.

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Nu-Tek Salt has come up with a way to replace salt, or sodium chloride, in food with a proprietary crystal fashioned from potassium chloride and an organic acid. (see photo.) It tastes like salt, behaves like salt in recipes, and has the same texture and feel.

FORBES: Salt: A Favorite Ingredient Gets A Molecular Makeover