Mobile phone case
is poisonous? Small method to help "shell control" choose the right phone case
In the era of a mobile phone, all kinds of mobile phone cases have become a "life must-have", especially for many "yan control", it is not resistant to beautiful mobile phone cases. The mobile phone case is a high-frequency use and contact item every day, but some people have suggested that these mobile phone cases have certain toxicity. Is this really the case? What should you pay attention to when using the mobile phone case? How to choose a safe and qualified mobile phone case? What?
Is the mobile phone case really toxic? According to the Beijing Evening News, in April 2018, the Shenzhen Consumer Council released the "2018 Mobile Phone Case Comparison Test" on its official website, and 30 brands of 28 brands sold online and offline. The shells were compared. Among them, 5 mobile phone cases were detected as toxic and harmful substances, and the detected toxic and harmful substances exceeded the standard limit requirements, including larger brands such as apple and millet.
It can be seen that some mobile phone cases are indeed poisonous. According to the Yangcheng Evening News, the mobile phone case may contain toxic and harmful substances such as plasticizers, polycyclic aromatic hydrocarbons, heavy metals and short-chain chlorinated paraffins. Once these substances enter the human body, they cannot be discharged through normal metabolism, which will cause great harm to the body.
Although the mobile phone case may contain toxic and harmful substances, many people still choose the mobile phone case in order to avoid the mobile phone being dropped. Then, what should you pay attention to when using the mobile phone case? According to the "Yangcheng Evening News" report, the Shenzhen Consumer Council reminded consumers of consumption. The phone case may contain toxic and harmful substances, please do not bite into it; the transparent material of the phone case is relatively safer; be alert to the glittering rhinestone phone case, the more beautiful the phone case may be more toxic.
Then, how to choose a safe and qualified mobile phone case
? Zhong Zhaoxiang, an associate professor at the School of Food and Light Industry of Nanjing University of Technology, said in an interview with Jiangsu.com that he can help everyone through the method of “seeing two, smelling and touching”. Buy mobile phone case:
1. "One look" means that if the phone case looks too fancy, bright, or has obvious discoloration, do not buy it;
2, "Second smell" means that if you smell the phone shell has a pungent smell, or smells uncomfortable, blinking, it is also recommended not to buy;
3, "three touches" means that if the phone case feels particularly soft or hard, or feels irritating, smelly, faded after touching, it is best not to buy.
In addition, China Jiangsu Network added that when purchasing a mobile phone case, it is also necessary to check whether the size of the mobile phone case is consistent with the mobile phone. Whether the internal and external packaging labels are consistent, it is best to choose a branded product with a high reputation, so that not only in terms of quality Guaranteed, even if there is a problem, it can be better solved. (Fan Muchen)
This article is scientifically controlled by Bu Yong, an associate researcher at the China Institute of Science and Communication.
Bu Yong: Associate Research Fellow, China Institute of Science Communication, Bachelor of Science, University of Science and Technology of China, Doctor of Cognitive Science, Chinese Academy of Sciences, Postdoctoral Fellow, Beijing Normal University. The current main research areas are health, environmental protection, water conservancy, energy conservation, meteorology, artificial intelligence, brain science and cognitive science.