At present, the plastic packaging widely used in the food industry is a
plastic bottle labeled 1, such as drinking water, beverages, condiments, edible oil and other plastic packaging are mainly based on this. These plastic bottles are soft and hard for different food types. For example, plastic bottles for drinking water are generally soft, while for some functional beverages, the bottles are relatively hard, although they are also PET. Material.
In daily life, the most important use of these beverage bottles is to fill water, oil, and so on. If the public usually go out to exercise, they will use a bottle of water to install some boiling water, and some bottles with relatively hard drinks will have no problem. Many citizens believe that the recycling of beverage bottles is more environmentally friendly, but some of the bottle's soft ones are deformed when they are poured into boiling water and cannot be used.
Food grade PET bottles are not resistant to high temperatures and must be used at low temperatures. It is generally safe to use below 70 degrees Celsius. In addition, these plastic bottles are all used at one time. The state stipulates that enterprises cannot recycle and cannot be refilled. At the same time, some experts have suggested that plastic bottles are difficult to clean, and repeated use will produce a large amount of bacteria.
In other words, the public has always thought that the idea of reusing plastic bottles is more environmentally friendly, and it may even be a mistake. Therefore, it is necessary for each consumer to see the numbers marked in the triangle of the bottom of the plastic bottle, and to use it cautiously and rationally in the case of mastering the material properties.
