English version of the news test

Now more and more people are joining the ranks of "environmentally friendly shopping", plastic bags substitute - environmental bags are being used by more and more people. However, some have questioned whether the nonwoven bags that sing the lead role in the market are really environmentally friendly.

Reporters visited several large shopping supermarkets, in the shopping rack found a variety of styles of shopping bags, most of which read "environmental protection" words. Guide told reporters that these shopping bags are non-woven, cheap and environmentally friendly. When the reporter asked him what his environmental performance in, the guide hesitated for a moment and said: "Not plastic bags, and can be used many times." According to Associate Professor Liu Ya of the Department of Nonwoven Materials Engineering of Tianjin University of Technology, the raw materials of nonwoven bags are polypropylene or polyphthalate glycol, and manufacturers of nonwovens will add photodegradators and photodegradation aids to polypropylene, so that nonwovens can achieve photodegradation in the sun, without causing environmental pollution. In natural light, a nonwoven bag can be completely degraded in 90 days.

Some consumers had lit nonwoven bags and found black smoke and irritating odors. Professor Liu said polypropylene, the main raw material for nonwovens, is also the main raw material for plastic products, "there will be some pollution, but compared to the production process of plastics is very small."

Environmental protection experts, Nankai University Professor Zhu Tan told reporters that encouraging the public to use non-woven environmental bags is more to promote a simple, environmentally friendly consumption.