Studies on the effectiveness of cranberry juice for preventing or treating UTIs have produced mixed results. The red berry contains a tannin that prevents E. coli bacteria - the most common cause of urinary tract infections - from sticking to the walls of the bladder, where they can cause infection.
primary color for pigments - any of three pigments from which all colors can be obtained by mixing; the primary colors for pigments are red, blue, and yellow. primary colour for pigments. primary color, primary colour - any of three colors from which all others can be obtained by mixing.
A primary color is a color that cannot be made from a combination of any other colors. A secondary color is a color created from a combination of two primary colors. Tertiary color is a combination of three colors (primary or secondary).Printers and artists have different definitions for primary colors. The traditionional primary colors that painters have used are red, yellow, and blue.Modern printing press secondary colors are magenta, yellow, and cyan.ertiary color is a combination of three colors (primary or secondary). Printers and artists have different definitions for primary colors. The traditionional primary colors that painters have used are red, yellow, and blue. Modern printing press secondary colors are magenta, yellow, and cyan.