Whitewash Whitewash Whitewash, or calcimine, kalsomine, calsomine, or lime paint is a type of paint made from slaked lime (calcium hydroxide, Ca(OH)) and chalk calcium carbonate, (CaCO), sometimes known as "whiting". Various other additives are sometimes used. Whitewash cures through a reaction with carbon dioxide in the atmosphere to form calcium carbonate in the form of calcite, a reaction known as carbonation. It is usually applied to exteriors; however, it has been traditionally used in interiors of food preparation areas, particularly rural dairies, because of its mildly antibacterial properties. Whitewash can be tinted for decorative use and is sometimes painted inside
Magna (paint) Magna (paint) Magna is the brand name of an acrylic resin paint, developed by Leonard Bocour and sold by Bocour Artist Colors, Inc. in 1947. It is very different from modern acrylic paint, as it is composed of pigments ground in an acrylic resin brought into emulsion through the use of solvents. Magna paint has more of a shine to it than paints now- a glossier finish. Bocour Artist Colors developed a "true" acrylic paint (development of magna) in 1960 named Aqua-Tec. Modern acrylic paint is water-soluble, while Magna is miscible with turpentine or mineral spirits, though both can dry