A picture drawn with special color chalk on paper with strong adhesion. Also known as pastel painting and toner painting. Its characteristics are opaque, dull and easy to master. By rubbing, you can produce fresh, bright, rich and delicate color effects and express complex environmental atmosphere. You can also describe the texture and texture of the image in detail. Chalk painting has a long history in Europe. As early as16th century, L. Da Vinci and others have already started to use it. /kloc-spread to European countries in the 0/7th century and became an independent painting species. /kloc-The 8th century witnessed unprecedented prosperity. Impressionist painters pushed chalk painting to a new stage and gave full play to its artistic expression.

In addition to pigments, physical pigments such as clay should be added to make pastel, and then mixed with binders such as Arabic gum water solution or tragacanth gum, and then the pigment in a shape (usually rod-shaped) is extruded by the model. Because the powder size of pigment is different, the dosage of binder can be adjusted, so it can be made. There are hard pastels and soft pastels. Pastel is characterized by delicious hair color and soft color tone, because there are few additives such as adhesives, which do not interfere with the color developer and make the pigment play its original body color function.