The base figure in plastic safety what number of the most secure

From plastic bags, fresh-keeping film to glass, lunch boxes ...

Modern home life, full of plastic products. They appear to make people's lives easier, but its security also questioned. Recently, the United States the female friend magazine articles that plastic products in the selection and use, as long as you have some tips to use up more secure.

Facing the display shelf material appears to be the same plastic products, a lot of people Brede.

In fact, if you want to know whether the material, just look at the safety of plastic containers to the bottom of the figure. In General, different material plastic bottom labeled 1 — 7 numbers, material types, security information is reflected in these figures, it is necessary to pay attention to the time of purchase.

Labeled 1, 2, 4 and 5 the most secure.

Identified as one of the plastic material is generally used to produce mineral water bottles, beverage bottles, etc., maximum heat 70 degrees Celsius, the majority of disposable supplies; identify 2 materials commonly used in the production of pharmaceutical, food and plastic bags, etc., is resistant to high temperature of 110 ° c; 4 for the production of fresh-keeping film etc; 5 for the production of microwave meal boxes and other products that can withstand high temperature of 130 degrees Celsius.

Better not choose 3 and 6.

Identified as 3 plastic materials commonly used in products such as plastic film, this material is easy to produce toxic substances; 6 commonly used in the snack box, meets the high temperature, acid and base are factoring out easily carcinogenic polystyrene. Therefore, as far as possible, don't use the snack box packaging hot food.

Figure 7 included two phenol A, you want to use.

More space for manufacturing bottles, cups, etc. The last two years, the global "Bisphenol a carcinogenic" controversy, but there is no doubt that Bisphenol A is indeed harmful, and that such harm is long-term. Pay attention to when using, do not use plastic containers with water, or high temperature sterilization, as Bisphenol A at 100 degrees Celsius above the high temperature will be released.

Describes the plastic products of quality and performance, it is not difficult to find, guarantee the security of its rival is high temperature.

Therefore, in normal use, the less loaded hot water, hot dishes, microwave ovens dedicated plastic products, don't microwave heating. In addition, the plastic products don't long time in the fridge, and in particular the freezing room, low temperature will cause the plastic degradation, increase the harmful chemicals enter the food hazards. Defrost time best get rid of plastic bags or in from savers.

(Edit: Justin Lin, internships)