From the beginning of the foam type to the current biodegradable type, the use of disposable lunch boxes continue unabated. Commuters, students are the main use of disposable lunch boxes, the reporter learned that most people know that disposable lunch boxes whether from the health point of view or environmental protection point of view there are many controversies, but it is coveted for its convenience, will always be used. Associate Professor Guo Yuhua of the Department of Packaging Engineering, Tianjin University of Commerce, School of Mechanical Engineering, reminds you that the disposable lunch boxes on the market today are not all in line with national standards, the long-term use of substandard lunch boxes will have a negative impact on the body, the preferred choice to provide their own lunch boxes.

Styrofoam lunch boxes are still widely used

In May 2001, Order No. 130 was issued "on the catering industry to stop using disposable styrofoam lunch boxes notice", this source of white pollution is finally faced with being blocked. But in fact, foamed lunch boxes are still commonplace in the catering market, and some small traders covet their low prices and still sell or buy them for use. The reporter interviewed a school student, Liu, she said that usually at noon more than in the street to buy boxed lunches, fried noodles, fried rice type of food, most of the use of foamed lunch boxes, although they know that foamed lunch boxes are not good, but will not be due to the problem of the lunch box to decide to buy or not. Visible, foam lunch boxes can not be called the old days. Associate Professor Guo Yuhua said, disposable foamed plastic lunch box is also known as disposable foamed polystyrene fast food box. One of the degradation of the raw materials used in the foaming plastic fast food box polystyrene and foaming agents, photosensitizers and other raw and auxiliary materials on the human body of the harmful potential hazards can not be underestimated. With polystyrene as raw material, its products in the free monomer styrene if heat release with food into the human body, the central nervous system, kidneys, liver have a certain degree of harm, and even carcinogenic, so if the long-term use of the disease will increase the risk of disease.

Based on health and environmental reasons, you can suggest that the school canteen stop using disposable lunch boxes!