Cause: Mucus contains plant alkali, which will itch when touching the skin. The saponin in the yam skin makes your hands itch.

Solve:

If your hands are itchy, you can wash them carefully and then cover them with vinegar, even under the fingernails. After a while, the itching will gradually disappear! (Cause: Acid-base neutralization) You can also put it on the fire, flip your palms repeatedly, and your hands will get hot. This can decompose the saponin that has penetrated into your hands.

Method 1: It is recommended to wear gloves when peeling yam after cleaning.

Method 2: (for taro) peeling can be easy and simple, and it won't itch! The method is simple:

Prepare a pot of boiling water, wash the skin of taro, remove dirt and impurities, and directly throw it into boiling water to boil. After the pot is lifted, you can easily remove the skin with a slight stroke from top to bottom with a kitchen knife!