Whoever says that it is to be benefited from at all whether it is tanned or not, and who says that there is a difference between being tanned and not being tanned, and there is disagreement regarding its purity. Whoever says that tanning purifies it, and who says that tanning does not purify it, but rather it is used on dry land. Then those who went to That the tanner is a purifier. They agreed that it is a purifier for what the slaughter is performed on, meaning that it is permissible to eat from animals. They differed regarding what the slaughter is not performed on. Some say that the tanner only purifies what the slaughter is performed on, and that the tanner is an alternative to the slaughter in order to confirm the purity. And there are those who say that the tanner works on the purification of dead bodies. Animals except the pig. It is said that the tanner purifies all the dead animals of pigs and other animals .