We can protect our health to a certain extent by understanding the hazards of solvents, which are the most hazardous material components in solvent-based coatings for environmental pollution and human health. The toxicity of solvents refers to both the toxic effect of solvents on human body. Toxic solvents can be absorbed by the body through the skin and digestive tract and cause poisoning. The common toxicity of most organic solvents to the human body is in high concentrations of vapor contact performance of anesthetic effects.