2, varnish, also known as powder water, is a kind of coating with resin as the main film-forming substance and solvent. Its paint and coating are bright, and the original lines of the object will appear after being coated on the surface of the object, so it is also called bright paint. Varnish is a kind of bright or yellowish coating with good luster and fast film formation, so it is widely used. Varnish is the first paint used in modern home decoration. It has the characteristics of brightness, luster, fast film formation and water resistance, and is often used for painting furniture, floors, doors and windows and automobiles. Of course, you can also participate in pigments to make enamel, or participate in dyes to make colored paint. In addition, it can also be used to make enamel and impregnate electrical appliances, or to protect painting from oxidation.