Paint is the ancient name; Paint, as a modern civilization name, contains more scientific and technological components and is widely used in modern science and technology and industrial fields. However, there are some familiar terms for paint, such as emulsion paint, primer, finish paint, etc.

Generally speaking, coating is a material that can be coated on the surface of the object to be coated and can form a firmly attached continuous film. It can be inorganic, such as electroplating copper, electroplating nickel, electroplating zinc, etc. It can also be organic, such as most organic polymer materials, which constitute the main part of the coating market today.