Defilement: Ceremonial Caused by Eating Unclean Things
Source: TTT
Leviticus 11:8
You must not eat their meat or touch their carcasses; they are unclean for you.
Acts 10:11, 14
He saw heaven open and something like a large sheet being let down to earth by its four corners. / “No, Lord!” Peter answered. “I have never eaten anything impure or unclean.”