hydrogenation

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Hydrogen is also useful in the food industry for a process know as hydrogenation.
氢在食品工业中对于所谓的氢化过程也很有用。
A hydrogen molecule is then added to the fat. This hydrogenation process alters the chemical structure of the fat.
在脂肪中加入氢分子，这个加氢的过程改变了脂肪的化学结构。
The process of hydrogenation, which turns liquid vegetable oil into the solid oils used in commercial baking, destroys the vitamin K naturally found in the oils.
氢化油是由液态植物油经加工制成的固态商业烘焙用油。在加工过程中，植物油中天然含有的维生素K会遭到破坏。

Several concepts that are relevant in the discussion of fat: cholesterol, hydrogenation, and saturation.
还有几个与脂肪有关的概念,胆固醇,氢化,和饱和度
耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选
Hydrogenation is an interesting process and will bring us to the discussion of Trans fat in just a few minutes, but it's basically when you hydrogenate a food you are altering its chemical properties to take a soft fat and make it more solid.
氢化是个有趣的过程并且,一会儿我们将由它引出反式脂肪的话题,但基本上,对食物进行氢化,是在改变食物的化学性质,将软脂酸变为硬脂酸
耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选