Grouping of several columns arranged in intervals, which support an architectural overhang, usually a roof.
Colony forming unit (cfu)
A laboratory measure of fungal concentration, indicating the quantity of viable organisms collected for a given unit sample.
Color
Any coloring matter, dye, pigment or paint. The primary colors are red, yellow and blue which when mixed in various combinations produce the secondary colors. Black, white and gray are often referred to as colors although black is cause by the complete absorption of light rays and white by the reflection of all the rays that produce color and gray by an imperfect absorption of all these rays.
Color and shade variation program
A program developed by the Ceramic Tile Distributors Assoc. whereby the natural shade and color variations within tile are graded.
Color coding
Identification of various items by using colors for marking purposes.
Color fast
Color that does not fade.
Color of title
Unclear indications of ownership rights, which supplement a claim to title of property but does not actually establish it.
Color rendering index (cri)
A measure of a lamp's ability to render colors accurately. The scale ranges from 1 (low pressure sodium) to 100 (the sun). A cri of 85 is considered to be very good.
Color temperature
A term used to describe the color of a light source, color temperature is measured in kelvin (k), the most typical kelvin degree lamps used in task lighting are as follows.
Color uniformity
Ability of a coating to maintain a uniform or consistent color across its entire surface, particularly during the weathering process.
