Title: Identify substrate types.
Course: Auto Body Technology I (21117-I) > Section: Repairing the Outer Body Panel

Identification should include

- steel
- steel types (e.g., aluminum, magnesium)
- plastic and composites.

Process/Skill Questions:

- Why is it important to determine substrate types?
- What is one method of determining different substrates?
- What determines the reparability of different types of substrates?