Component responsible for the formation of the paint film. Usually it is designated as resin. 

Additive which is inserted into the paint or varnish to prevent contamination by biological agents.

Presence of biological agents in a paint or a paint coat, including bacteria (in liquid paint) or fungus (in a dried paint coat). 

Blistering or water pouches in the bosom in the painting. It occurs when the coating permeability of water vapor is low and there is excess water inside the wall. It is the further recurrent phenomenon in elastic membrane paint.

Effect caused by light reflection on a paint or varnish surface.