Leviticus 6:28

6:28 Any clay vessel it is boiled in must be broken, and if it was boiled in a bronze vessel, then that vessel must be rubbed out and rinsed in water.

Leviticus 15:11

15:11 Anyone whom the man with the discharge touches without having rinsed his hands in water must wash his clothes, bathe in water, and be unclean until evening.