Table 8-5. Definitions of Common Painting Terms -- Continued
Common Painting Terms
A generic term referring inclusively to all colors of the spectrum,
and white and black. Color is described by three properties: hue,
lightness and saturation.
(1) Hue (color, character, dominant wavelength), blue, green, red,
(2) Lightness (brightness, reflectance, value) position on the gray
scale between pure black and pure white.
(3) Saturation (purity, grayness, cleanliness, muddiness, chroma),
purity or intensity of color.
Color stability after exposure to the elements.
The ability of two or more materials to mix with each other without
separation or adverse reaction.
Detrimental change in a material usually a metal under condition of
The tendency of a liquid to draw up because of high surface ten-
Removal of color on abrasion or rubbing.
Products used for controlling undesirable foams.
The temperature at which the air becomes saturated with water
A liquid which is blended with an active solvent to reduce cost.
Any catalytic material which when added to a drying oil accelerates
drying or hardening of the film.
The temperature as indicated by an ordinary thermometer.
Dry Bulb Temperature
A phenomenon whereby a whitish crust of fine crystals forms on a
painted surface. These are usually sodium salts which diffuse
through the paint film from the substrate.