External Influence on cover like:Oz

External Influence on cover like:

Ozone (by atmosphere or most likely by electrical Ozone generators like electrical engines, etc,..)
High temperature
Too small bend radius
Improper cleaning detergents
Contact to chem. Substances
Contact to rust

ผลลัพธ์ (อังกฤษ) 2:

Influence on external like Cover: Ozone (Most likely by atmosphere or by Ozone generators like Electrical Electrical engines, etc, ..) High Temperature Too Small Bend RADIUS Improper Cleaning detergents to Contact chem. Substances to Contact Rust