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Determine whether it is dermal method:
1. Find a little skin and burn it with fire, if there is a smell of burning hair, it is genuine leather.
2. Put a drop of water on it, which can be absorbed into the skin, and the color becomes darker, which is genuine leather.
3. Put a drop of Garriga skin simulation oil on the surface of the skin, within a few hours, it will be absorbed, and the skin will become softer and plump, which is a particularly good skin; If it is absorbed within 1 day, it is generally good skin; What is absorbed within 2 days is not much breathable skin; If it does not absorb for more than 2 days, it is a poor skin without pores, and it is generally pseudoskin.
4. The pore distribution is the same as the fake skin, and the pore distribution of the dermis is not the same.
5. Open the bottom, the surface of the skin is the base cloth is fake leather.
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It should be dermal, which of course means that the part that comes into contact with the person is dermal.
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