Why is freeze branding not appropiate in pigs ( swine)?

"Swine Freeze marking of small black pigs has been successful, but freeze marking of white pigs has not been satisfactory. Pigs have very deep-rooted hair, and freezing to the root of the follicle may damage the tissue to the point of scarring."

Source: Google

he is very short, and he can only reach halfway up on the elevator buttons. but on a rainy day, he has his umbrella with him, and he uses it to poke the button at the top.

igneous rocks which formed by the crystallization of magma at the surface of the earth called extrusive rocks. they are characterized by fine-grained textures because the rapid cooling at or near the surface did not provide enough time for large crystals to grow.