The prescriptions for properly slaughtering a sacrificial animal. Avoidance of creeping idolatry.

A detailed run-through of: clean and unclean animals, skin diseases, bodily discharges, purity in childbirth, and the day of atonement.

Delving into laws that are foreign to our modern way of thinking, and understanding ritual impurity, moral impurity, profanity, and the conditions for coming into God's holy realm.

Priests represent the people before God: Christ had to be incarnated in order to represent us. The danger of presuming upon God's grace.