Disadvantages: 1 Plastic cutting board is not resistant to high temperature and easily deformed. 2. Rough plastic cutting board is easy to cut out plastic chips, which is harmful to human body. Plastic chopping boards may attract many housewives because of their beautiful and exquisite appearance. You can't just look at the exquisite and beautiful appearance when buying plastic cutting boards, nor can you just feel affordable when you look at the cheap price. The real advantage is that the price is reasonable and the quality is guaranteed, so when you buy it, you must look at the ingredients of the manufacturing materials on the package. Secondly, we need to observe its density and thickness. Generally, the purchase density of household plastic chopping boards is relatively high, and the thickness is more than two centimeters. The plastic cutting board with low density agrees to be cut into pieces, and the plastic cutting board with too thin is easy to deform.