Washing should pay attention to no surface scratches, avoid using bleach ingredients and abrasive detergent, wire ball, grinding tools, etc., in order to remove the washing liquid, washing at the end of the surface with clean water rinse.
1 dust and dirt easily removed: soap, weak detergent, or washed with warm water
2, labels and film: with warm water, weak detergent to scrub, adhesive ingredients with alcohol or organic solvents
3 fat, oil, lubricating oil pollution: wipe with soft cloth or paper, then use neutral detergent or ammonia solution or special washing
4, pharmaceutical washing, bleaching agents and a variety of acid attachment: immediately rinse with water, soaked in ammonia or carbonated soda water, and then washed with neutral detergent or warm water
5, organic carbide attachment: soaking in hot neutral detergent or ammonia solution, and then washed with detergent containing weak grinding
6: fingerprints: use alcohol or organic solvents (ether, benzene), dry with a soft cloth, and then wash with water
7, rainbow lines: excessive use of detergent or oil caused by washing with warm water neutral detergent
8, welding heat discoloration: use 10% nitric acid or hydrofluoric acid washing, and then use ammonia water or soda ash dilute solution neutralization treatment, and then wash with water. Special washing drugs can also be used.