Leviticus 10:19

10:19 But Aaron spoke to Moses, “See here! Just today they presented their sin offering and their burnt offering before the Lord and such things as these have happened to me! If I had eaten a sin offering today would the Lord have been pleased?”

Leviticus 11:32

11:32 Also, anything they fall on when they die will become unclean – any wood vessel or garment or article of leather or sackcloth. Any such vessel with which work is done must be immersed in water and will be unclean until the evening. Then it will become clean.