E18. Identify advantages and drawbacks with prosthetic resin-veneering materials when compared with ceramics.

Advantages

1. Less expensive

2. Cause less wear on opposing teeth and restorations

3. Can have a damping effect (beneficial effect for implants)

4. Easier to repair in vivo

Drawbacks

1. Wear more than ceramics

2. Are more likely to discolor

Do not form as reliable bond to the metal substrate as porcelain fused to metal does