French fries, a delicious food
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1. Distinguish from smell
Before eating French fries in life, we all need to smell the taste of French fries. If there is a peculiar smell or rancid smell, then it is best not to eat them. This is because the protein is under the action of microorganisms and enzymes., it will be decomposed into organic amines, sulfides, skatole and aldehydes and other substances, which have a foul smell. This kind of French fries has already deteriorated.
2. Judging from vision
In our lives, we can also visually judge whether French fries have gone bad. We all need to know that when microbial reproduction causes French fries to corrupt and deteriorate, the color of the French fries will change. Flaky spots of yellow, purple, brown, orange, red and black often appear or all discolor. This is because the molds produced by microorganisms are different, so the flake spots caused will be very different in color. Therefore
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3. Judging from touch
We can also judge whether the chips have deteriorated through our touch of touch. Generally, the tissues and cells of the chips that have deteriorated will be destroyed, causing the content of the cells to overflow. The characteristics of the chips will be deformed and softened. If you find that the chips appear before eating them, it is best not to eat them.
How to judge whether French fries have gone bad in life? Above, we have given you a lot of timely methods to judge whether the French fries have gone bad, so we can all remember these methods, so that before eating the French fries, we can easily judge whether the French fries have gone bad, and if they go bad, don't eat them.