In daily life, when keeping meat, fruits, etc. fresh, PE plastic wrap is the safest from a safety perspective. The plastic wrap on the market is generally divided into two categories: one is ordinary plastic wrap, which is suitable for refrigerator preservation; the other is microwave plastic wrap, which can be used for both refrigerator preservation and microwave oven preservation. How to distinguish good and bad plastic wrap? Open it and learn more! Contents of this article 1. How to distinguish good and bad cling film 2. What are the wonderful uses of plastic wrap in daily life? 3. How to choose plastic wrap 1How to distinguish good and bad plastic wrap1. Check the packaging: whether there is a "QS" mark, number and detailed address of the manufacturer. If the cling film is marked with PE or polyethylene, it can be used with confidence; try not to choose the one that says polyvinyl chloride (PVC) or does not specify the material. 2. Look at the color: the yellowish roll is made of polyvinyl chloride (PVC), and the white one is polyethylene (PE). 3. Rub by hand: PE cling film generally has poor viscosity and transparency, and is easy to open after rubbing with hands, while PVC cling film has better transparency and viscosity, and is not easy to unfold after rubbing with hands. 4. Burn it: After the PE cling film is ignited with fire, the flame is yellow and burns rapidly. It will not go out even if you leave the fire source. There is oil dripping and the smell of a burning candle. However, PVC cling film is not easy to ignite. The root of the flame is light green and emits black smoke. It will go out after leaving the fire source and has a pungent odor. 5. Buy in supermarkets: supermarkets generally sell PE cling film, while farmers' markets mostly sell PVC cling film. 2What are the magical uses of plastic wrap in daily life1. Prevent the wound from getting wet. If there are serious abrasions on certain parts of the body and you still want to take a shower, you can directly wrap the abraded parts with some plastic wrap. As long as you wrap the abraded parts with several more rounds of plastic wrap, water will not get on the wounds when you take a shower. 2. Fix the ice pack. If certain parts of your body are injured and you want to fix the ice pack, but you don’t have anything else to do, you can directly use some plastic wrap to fix the ice pack. When fixing the ice pack, you can wrap the plastic wrap a few more times to fix it. The effect will be very good. 3. Take care of your heels. In winter, many people's heels are prone to cracking. In this case, you can soak your feet in hot water first, then apply some Vaseline directly on the heels, then wrap the heels with plastic wrap, and then put on a pair of socks. This method is very effective for nourishing the feet. 4. Quickly mash potatoes. If you want to mash potatoes quickly, you can directly wrap some potatoes with plastic wrap and then put them directly in the microwave for a few minutes. When you use the potatoes later, they will easily become mashed potatoes. If the plastic wrap needs to be microwaved, it is best to buy those that can be microwaved. 5. Anti-slip. When cleaning the house, you sometimes need to bend over to do a lot of cleaning work. At this time, glasses are particularly easy to slip off. If you want to prevent the glasses from slipping off, you can directly wrap some plastic wrap on the back of the glasses. When you wear the glasses, they will not slip off easily. 6. Anti-dust. When the season changes, there are many things that need to be stored. However, during the storage process, many things are particularly easy to be contaminated by dust. If you want to prevent this situation, when you take these things, you can directly wrap a layer of plastic wrap on the outside of these things. When you take them out and use them later, these things will not be dusty. 3How to choose plastic wrap1. Look. See if it has product instructions. If it is labeled with PE cling film or polyethylene cling film, you can use it with confidence. 2. Touch. Polyethylene cling film generally has poor viscosity and transparency, and is easy to open after rubbing with hands, while polyvinyl chloride cling film has good transparency and viscosity, is difficult to unfold after rubbing with hands, and easily sticks to hands. 3. Burning. After the polyethylene cling film is ignited with fire, the flame is yellow and will not go out even if it leaves the fire source. There is oil dripping and no pungent odor. |
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