Green environmental protection materials are currently mainly divided into three types Basically non-toxic and harmless. It refers to a decorative material that is natural, has no or very few toxic substances, and has been simply processed without pollution. Such as gypsum, talcum powder, sandstone, wood and certain natural stones.

Steps to lose weight with plastic wrap 1. Apply lipolysis gel on the thighs and the junction of the thighs and buttocks. 2. Wrap an elastic bandage after application. 3. Apply freezing liquid and remove the elastic bandage after about 45 minutes. 4. It is best to wrap all legs with plastic wrap. Wipe off with a cold water towel after sweating to make the skin of the legs smoother and more elastic. 5. Open the legs, the Dongguan stretch film supply is slightly wider than the shoulder, and hold the heel with your hands. 6. Lower your waist and make it at right angles to your legs and hips.

When buying a fresh-keeping box or cling film, you must pay attention to whether it is marked with a specific name or chemical structure. If there is only an English name but no Chinese label, you should be cautious when buying products. At the same time, be sure to choose products marked "for food". Fresh-keeping boxes are mainly made of polyethylene (PE) and polypropylene (PP). The price difference between the two products is not big, but polypropylene (PP) can better prevent the penetration of grease.

Experiments have shown that 100 grams of leek wrapped in plastic wrap has a vitamin C content of 1.33 mg more than that when it is not wrapped after 24 hours, and rape and lettuce leaves by 1.92 mg. However, the experimental results of some vegetables are quite different. After 100 grams of radish wrapped in plastic film is stored for one day, its vitamin C content is reduced by 3.4 mg, and beans are reduced by 3.8 mg. After cucumber is stored for one day and night, its vitamin C loss The amount is equivalent to 5 apples.

Cover with plastic wrap to lock the deliciousness. Nowadays, people are increasingly dependent on plastic wrap. Vegetables, fruits, leftovers and leftovers, as long as they are covered, will feel more at ease. But recently, a study in the United States pointed out that not all foods are suitable for use in plastic wrap.