Saponification is a defect on the painted surface and it is identified by the appearance of:
A. Wrinkles
B. Dull patches
C. Bubbles
D. Soapy patches
Answer: Option D
Solution(By Examveda Team)
Soapy patches appear on the painted surface due to chemical reaction of alkalis. This defect is called Saponification.Related Questions on Building Maintenance
Creep in concrete structure increases with:
A. Increase in humidity
B. Increase in water
C. Decrease in temperature
D. Decrease in humidity
To control corrosion, concrete with _________ is used.
A. Low permeability
B. Low thermal coefficient
C. More cement content
D. More coarse aggregates
Join The Discussion