Quiz 4

Question 0

Use of an incorrect thinner may cause 
A – changes in coating color 
B – better chemical resistance 
C – nondrying or non-curing of the coding film 
D – rapid evaporation of the coating

Answer 0

C – nondrying or non-curing of the coating film

Question 1

Inter-coat delamination may be reduced by

a – selection of compatible paint vehicles in multi CoAt systems
b – pretreatment of the substrate with soluble Ferrous salts
C – uneven application thickness
D – painting over a damp surface

Answer 1

a – selection of compatible paint vehicles in multi CoAt systems

Question 2

Chalking appears primarily with which type of coating

A – inorganic zincs
B – silicone alkyds
C – epoxies
D – acrylics

Answer 2

Epoxies