Jaundice Vitamin D production. Bilirubin count is lowered through bowel movements and urination, so frequent and effective feedings are especially important. Yellow discoloration of the skin, especially on the palms and the soles, but not of the sclera or inside the mouth is due to carotenemia—a harmless condition. Jaundice itself is not a disease, but rather a sign of one of many possible underlying pathological processes that occur at some point along the normal physiological pathway of the metabolism of bilirubin in blood. When red blood cells have completed their life span of approximately 120 days, or when they are damaged,
Hand-colouring of photographs the photograph in a dry environment with low temperature, low relative humidity, and low light. The hand-coloured photograph should be replaced in its original frame, held in place with archival quality acid-free paper paperboard, and closed with the original nails or screws. Hand-colouring should be distinguished from "tinting", "toning", "retouching", and "crystoleum". Hand-colouring of photographs Hand-colouring (or hand-coloring) refers to any method of manually adding colour to a black-and-white photograph, generally either to heighten the realism of the photograph or for artistic purposes. Hand-colouring is also known as hand painting or overpainting. Typically, watercolours, oils, crayons or pastels, and other