Most of the current paints are environmentally friendly and most of them are not too problematic. But some poor quality paints, because it contains benzene, formaldehyde such toxic, harmful gases, short-term exposure will make people dizzy, blurry eyes, increased blood pressure, cough, runny nose, sneezing, etc.. Long-term exposure to benzene this type of drug poisonous gas, may cause blood system diseases, let’s say leukemia. And formaldehyde this kind of gas long-term exposure, can cause similar to malignant tumors, let’s say lung cancer, liver cancer and other solid malignant tumors. Therefore, this kind of poor quality paint or try to contact as little as possible or, if you want to contact, do not contact time too long.