CMYK is a color model in which all co â¦ lors are described as a mixture of these four process colors. CMYK is the standard color model used in offset printing for fullcolor documents. If we print cyan, magenta and yellow inks on white paper, they absorb the light shining on the page.his process uses the colors cya â¦ n, magenta, yellow, and black or CMYK. Most of the entire of spectrum of colors are produced with just the four process in colors. So it is called four color printing because of the use of CMYK.
Pine tar ointment's use to treat wounds dates back centuries. The use of pine tar ointment as an antibacterial to treat wounds dates back centuries. There is nominal evidence that ancient civilizations of the Near East and Sumeria used pine oils and ointments to cleanse wounds and prevent gangrene.
Due to its carcinogenic character, the European Union has banned the sale of creosote treated wood in many settings. Coal tar products are also used in medicines to treat diseases such as psoriasis, and as animal and bird repellents, insecticides, animal dips, and fungicides.his is very very unlikely to be the creosote made from coal tar that goes on sleepers and other wood products It is very very likely to be creosote extract from the creosote bush which is a very different and natural product with a long history of medicinal use particularly for inhalation.