In recent years, plastic products have become more and […]
In recent years, plastic products have become more and more popular, and we need many plastic supplies in our lives. The invention of plastic has brought great changes to our lives. Plastic products can replace those expensive, scarce and easily broken products. Now we use combs, pens, buttons, washbasins, cups, etc., many products are It is made of plastic. With the continuous development of plastic products, plastic can be used to make building materials, such as doors and windows and other accessories, that is, plastic profiles, because of the plasticity of plastic, it can be made into various shapes.
At present, plastic products are everywhere in our lives. Almost all products in the family can be made of some kind of plastic. The products made of plastic are lighter in weight and not easy to break. More importantly, it can be used by Molded into various shapes, with very high practicality. With the development of economy, plastic products are more and more widely used in all aspects of people's production and life. Some people say that if there is no plastic, our life may have to retreat 130 years ago, showing that plastic products have a profound impact on our lives.
The plastic food bags, baby bottles, buckets, kettles, etc. generally sold on the market are mostly made of polyethylene. They feel lubricating when touched by hand. The surface is like a layer of wax. It is easy to burn. The flame is yellow and waxy drops drip. With the smell of paraffin, this plastic is non-toxic. Industrial packaging plastic bags or containers are mostly made of polyvinyl chloride with lead-containing salt stabilizers added. This plastic is sticky when it is touched by hand, it is not easy to burn, and it extinguishes when it is away from the fire. The flame is green and the weight is relatively heavy. This plastic is poisonous.
Don't use plastic products to load oil, vinegar and wine at random. Even if it is a white translucent bucket on the market, it is not toxic, but it is not suitable for long-term storage of oil and vinegar, otherwise the plastic will swell. Oxidize the oil and produce substances that are harmful to the human body; also pay attention to the wine, not too long, too long will reduce the aroma and degree of the wine. It is especially worth noting that oil, vinegar, wine, etc. should not be contained in toxic polyvinyl chloride buckets, otherwise the oil, vinegar, and wine will be contaminated. People eat it with pain, nausea, skin allergies, etc., and it will damage the bone marrow and liver.
In order to make plastic products durable, it is mainly used properly, not exposed to sunlight, rain, fire or heating, and do not often contact with water or oil. In addition, try to avoid using plastic containers or bags to hold greasy or hot food. Plastic products should not be forced to collide, nor can they be exposed to heat frequently at high temperatures. The collision is easily broken, and exposure can accelerate its aging, thereby shortening its service life.
It can be seen from this that in fact, our lives are heavily dependent on plastic products, so learning how to select and use plastic products correctly can avoid toxins and provide convenience for life. At the same time, with the continuous occurrence of fire accidents, the flame retardancy of plastics has attracted great attention. The international requirements for flame retardancy of plastic products are becoming higher and higher. For the safety of life, when choosing plastic electrical products, please pay attention to the To facilitate our lives.