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How can plastic lunch boxes be fake
Inferior disposable plastic lunch boxes are popular among small restaurants because of their low price and you can buy one for a few cents. For example, in the production of low-quality lunch boxes, a large amount of industrial-grade calcium carbonate, talcum powder, paraffin and other toxic and harmful materials are generally added, which poses a direct threat to the health of users.
The counterfeit environmentally friendly plastic lunch box is soft to the touch, and it breaks when you tear it gently. It will be pungent and choking, and it will easily leak when heated; the counterfeit pulp lunch box has poor strength, dark color, and serious oil and water seepage; the packaging box There is no factory name, no trademark, and no production date on the lunch box; the counterfeit lunch box is heavier than the qualified product, and it is easy to sink when it is shredded in the water (the proportion of the qualified product is less than 1, and it will not sink); the price is cheap, generally Below 0.10 yuan, the price of a real environmentally friendly lunch box is above 0.13 yuan.
Convenient chopsticks are too white and need to be vigilant
Many people think that disposable chopsticks are more hygienic and safe when eating out. However, in order to reduce costs, some small workshops use low-quality wood. In order to "whiten" chopsticks, some criminals will use sulfur fumigation and bleach. When eating with this kind of chopsticks, the residual sulfur dioxide enters the body.
How to prevent "poisoning"? After you get the disposable chopsticks, check whether the manufacturer’s name, trademark and contact information are printed on the package; those disposable chopsticks that are too white are not credible; you can also smell the chopsticks if they are sour Sulfur smell, it is best not to use. Do not soak wooden chopsticks in hot soup or hot porridge for a long time during meals, because this will accelerate the decomposition of sulfur dioxide. You can clean the surface of the chopsticks with cold water to reduce the residual sulfur dioxide.
Colorful straws may not be safe
Be careful when drinking beverages. Many straws are made of waste plastic, which can damage the liver and kidneys.
Some unscrupulous merchants dye the straws in order to cover up the variegated colors of straws made of waste plastic. The brighter the color, the greater the potential safety hazard. Experts advise that colored straws are best not to be used. Its raw materials do not rule out the possibility of using industrial plastics or even waste plastics for reuse. To identify the problem straws can follow three steps: First, ask to see the information on the production packaging bag, the production date, shelf life, production license and serial number (QS logo). Identify the color again, try not to buy the colorful ones, and pay special attention to the dark ones. Finally, smell the pungent odor before the straw is in contact with the drink. If there is any odor, it must be the problem straw.
Cleverly identify disposable paper cups
The pros and cons of disposable paper cups can be identified through the "one look, two smells and three touches" method.
Look: In addition to looking at the name of the manufacturer, address, production date, etc. on the packaging, you must also look at the light. If there is blue light or impurities, it is best not to buy;
Smell: whether there is a pungent smell;
Touch: It feels very soft, it may be a low-quality product. Tip: When using disposable paper cups, it is best to scald them with boiling water to let the harmful substances in the paper cups fully evaporate.