2024 Author: Howard Calhoun | [email protected]. Last modified: 2023-12-17 10:16
It is known to everyone and is used as packaging for a wide variety of products: water, juices, soft drinks. What is a plastic bottle made of? Such containers play a ubiquitous role in our consumer lives. As our awareness of the environmental issues that surround plastic has grown, many have become interested in the life cycle of this material, from production to its subsequent disposal in landfill or recycling. Awareness of this process can make consumers think more about how they use and dispose of waste.
Composition, basic properties
What is a plastic bottle made of? It all starts with the receipt of raw materials - the extraction of oil, which comes from distant fields. After receiving it for further processing, everything is loaded into containers, on tankers and sent to factories. What is a plastic bottle made of? From oil. When hydrocarbons are heated and mixed with chemical catalysts, which causes polymerization, plastic is obtained. In addition, various components are extracted from it during processing. Furtherthe refinery receives gas, fuel oil and other products. What are plastic bottles made of? Most of them are made from polyethylene terephthalate (PET, also known as plastic). One of the important chemical parameters is viscosity, which is determined by the size of polymer molecules. What are plastic bottles made of, how are they made from this material? Polyethylene tereflat is widely used in Russia for the production of various types of blanks, the so-called "preforms". Further, after heating, various types of molds are made (blown) from them, primarily plastic bottles.
What is a plastic bottle made of, what else can it be replaced with? Not everyone knows that some manufacturers, taking care of the environment, use bioplastics from plant materials (Bioplastics). To do this, they are first subjected to processing to form polymers. This is followed by a transformation process, resulting in a new bioplastic material. It is considered to be better for the environment, since it does not require the extraction and processing of oil, a non-renewable resource. However, such a replacement from plant materials quickly decomposes and is not stored for a long time. In addition, in cases of long exposure, bottles made of such material can be deformed and leak. There is also an opinion that the situation with bioplastics is also not without environmental problems. Its production requires large areas of agricultural land for growing crops. In addition, they consume a largeamount of water, fuel and other resources.
Trash control
The production and consumption of plastic containers is constantly increasing all over the world. As a result, there is a storage of garbage that does not decompose. At the same time, plastic bottles are a very common form of waste around the world. However, thrown away, not all of them end up in landfills. The world's oceans are filled with such debris, which poses a serious threat to many marine organisms. Instead of breaking down completely, the plastic actually breaks down into very small segments that can be consumed by ocean dwellers. The small town of Concord (Massachusetts) is the first town in the United States to ban the sale of water in plastic bottles.
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