Note: the use of plastic film in the supermarket

Note: the use of plastic film in the supermarket, with a plastic film packaging for sale of meat food everywhere. However this is secure? packaging survey shows that some PVC plastic packaging products, contain DEHA referred to simply as a plasticizer in order to increase the adhesion of the film, but will seep into the food, especially a high-fat food.

　　American Consumers Union recently test package cheese, found 19 products were among seven fresh-keeping film packaging in the supermarket of the cheese, with high volume DEHA, per million units including 51-270 units, an average of 153 units, exceeding the safety limits. European common market countries by allowing the scope per million units with a maximum of 18 units DEHA. Because only in animal experiments (such as the NIH) proved to be harmful, so the US Government has banned the use of DEHA industry. The United Kingdom as early as 10 years ago would have been required to switch to other more secure plasticizing agents. However, some American consumers have started to reduce the use of plastic food packaging film.

　　In the plastic film is still widely used today, as consumers can take to protect themselves: went to fresh meat and other food from plastic film packaging placed in other containers, or turning down the surface of the meat. If possible, the use of paper or paper cups to packages of meat. Food in ceramic bowl, if a covered plastic products, do not touch food. In addition, cooking or heating in the microwave oven, absolutely cannot keep any food into plastic films.


Iron hot pick a look at the second hearing benefits using an iron, but is not suitable for cooking skillet acidic food cooking can iron from iron material, mainly divided into fine iron and cast iron pot. Cast iron pot it is raw iron. Skillet cooked food during stripping an inorganic iron, easily absorbed and utilized, and often use the skillet for cooking food, contribute to the prevention and treatment of iron deficiency anemia, so I've got a lot of people choose to use the traditional Pan pot.

　　Fine cast iron skillet possibilities how to distinguish between students and refined iron? is it legal to human health? said Miss Liao, iron is the selection of the ash iron melting model casting, heat transfer, heat evenly, but the pot ring engraving thick, rough and cracked; refined iron is made of black metal forging or hand-hammered into thin rings with a pot, heat quickly, great features. Journalists in a number of shopping malls, supermarkets, health iron price is cheaper, the container is only a raw iron 34CM, price $ 16. Press and telephone links to the King of cooking utensils co., Ltd. Zhejiang cooking, the company's Marketing Department to Miss told reporters that "raw iron also has a characteristic, when the temperature exceeds 200 ℃, disseminate students an iron will, through a thermal energy is delivered to the food temperature control in 230 ° c, while the fine iron is the temperature directly to food. For most families, it is recommended to use cast iron pot. "But she also stresses the advantages of pure iron, first, because it is made of pure iron, impurities, therefore, the comparison is not uniform heat transfer, prone to stick pot. Second, due to the use of materials, the pot can be very thin, hot temperatures can reach higher. Third, the scale is high, the surface is smooth, clean work well done.

　　Buy iron trick either raw or refined iron skillet, how to choose an iron? love Homestead kitchen salesmen revealed to reporters a few tips: a look at the "look", the pots are surface is smooth, but does not require the "smooth as glass", because of the casting, iron has an irregular superficial veins. There is a defect, the general part of the small hill is iron, on the quality of the pot, but pits on the pot of quality against larger, pay attention to the time of purchase. Second, "listening to" uneven pot is not good, can be purchased at the bottom of the sky, fingers resist pot concave Centre, with a hard object percussion. Pot of sound louder, more people feel vibrations, the better. In addition, the sales staff pointed out that the pot has a rust-not necessarily the quality is not good, there is a deposited rust pot description of a long time, but the longer the deposit to the pot, the better, so that the internal organization of the pot can be more stable, not easy to crack at the beginning of time.