Alexei Volkov
Plastic is everywhere, and it's important to understand the different types and their recyclability. Type 1 plastic, also known as PET or PETE, is one of the most common plastics for single-use bottled beverages due to its low cost, lightweight nature, and ease of recycling. Despite its recyclability, the recycling rate for PET bottles in the US was only about 25-29% in 2018, decreasing to 27.1% in 2020. This is concerning given the growing volume of plastic waste, with the US being one of the largest exporters of plastic waste worldwide. Understanding the different types of plastics and their recycling possibilities is crucial for making environmentally conscious choices and ensuring proper disposal methods.
| Characteristics | Values |
|---|---|
| Type | PET or PETE (Polyethylene terephthalate) |
| Common Uses | Beverage bottles, water bottles, ketchup bottles, beer bottles, mouthwash bottles, peanut butter containers, salad dressing, vegetable oil containers, plastic jars, plastic containers, textiles, carpets, pillows |
| Recyclability | Recyclable, but recycling rates are low (around 20%-29%) |
| Plastic Code | 1 |
| Safe for Health? | Safer than other plastics, but can leach toxic chemicals when heated or damaged |
| Disposal | Accepted at most recycling plants, can be tossed into standard recycling bins |
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What You'll Learn
- PET/PETE plastic is easy to recycle and is one of the most common plastics for single-use bottles
- HDPE plastic is also commonly recycled and used for milk jugs, detergent bottles, etc
- LDPE plastic is considered less toxic but is not widely recycled
- PS plastic is often used for disposable cups and containers but is difficult to recycle
- PVC is known as poison plastic due to its toxins and is rarely recycled
PET/PETE plastic is easy to recycle and is one of the most common plastics for single-use bottles
Polyethylene terephthalate (PET) plastic is one of the most common plastics used for single-use bottles. It is a polymer, or chemically, a polyester, that was first manufactured in the 1930s for synthetic fibres. Four decades later, PET bottles were developed. They are strong, colourless, and lightweight, making them perfect for beverage packaging.
PET plastic is one of the easiest plastics to recycle. The simple recycling process includes removing any labels, shredding the PET waste, and then putting it through an intensive wash. The now-clean PET plastic recyclate can then be used as a raw material for manufacturing various high-quality products. PET bottles can be processed into new PET bottles, resetting their lifecycle. In fact, the technology is tried and tested, and the capacity is there, so recycled PET bottles can be made into new PET bottles over and over again.
PET plastic is also unique in that it can undergo advanced recycling. This involves breaking the PET down into its individual chemical parts, which can then be recombined into PET or other types of plastic. However, this process is more complex and resource-intensive, so it is not the primary method of recycling PET.
The recycling rate of PET bottles in the US was 29.1% in 2018 and 27.1% in 2020. While this is a decrease, it is still significantly higher than the overall recycling rate for plastics, which was 8.7% in 2018. The recycling rate for PET bottles in Europe is even higher, with several countries reaching over 80% and Lithuania achieving a rate of 92% in 2019.
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HDPE plastic is also commonly recycled and used for milk jugs, detergent bottles, etc
The recycling of plastics is a complex issue, with many types of plastics and varying rates of recycling. Type 1 plastic, or PET (polyethylene terephthalate), is a highly valuable resin used for beverage bottles, food containers, and jars. Type 2 plastic, or HDPE (high-density polyethylene), is another commonly recycled resin, known for its use in milk jugs, detergent bottles, and other containers.
HDPE plastic is widely recycled and utilised for various purposes, including milk jugs, detergent bottles, shampoo bottles, and even food packaging. In 2011, HDPE bottles accounted for almost 50% of the 306,000 tonnes of plastic bottles collected for recycling through local authority schemes in the UK. This demonstrates a significant contribution to the recycling stream. Additionally, in 2010, the UK achieved an impressive 76% recycling rate for HDPE milk bottles, showcasing a dedicated effort to recycle this specific type of plastic.
HDPE is a versatile plastic with a wide range of applications. It is commonly used for packaging and containers, including detergent bottles, shampoo bottles, and milk jugs. Its durability and translucency make it a popular choice for these products. The recycling rate for HDPE natural bottles was 29.3% in 2018, according to the US EPA, indicating a substantial amount of HDPE plastic being recycled.
HDPE plastic is also recycled and used by manufacturers to create new products. For instance, companies like Axium utilise recycled HDPE to produce bottles, jars, and packaging for various industries. This practice helps reduce waste and promotes a circular economy. Additionally, advancements in technology and market demand have led to the inclusion of more rigid plastics in recycling programs, such as clamshells used for packaging berries, further enhancing the recyclability of HDPE products.
While HDPE plastic is commonly recycled, it is important to note that not all HDPE products are accepted by all recycling programs. Curbside recycling programs typically accept HDPE bottles and containers, but it is always advisable to check with your local program for specific guidelines and restrictions. Properly rinsing and preparing HDPE containers before recycling is crucial to ensure the quality of the recycled material.
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LDPE plastic is considered less toxic but is not widely recycled
Type 1 plastic, or PET/PETE, is used to make bottles for soda, water, and other drinks. It is also used for cooking oil containers, plastic peanut butter jars, and other food product containers. PET/PETE products can be recycled, with a recycling rate of 29.1% in 2018 and 27.1% in 2020.
LDPE, or low-density polyethylene, is another type of plastic that is widely used due to its versatility, moisture resistance, and low melting point. Common uses of LDPE include plastic bags, films, and sheets, as well as packaging materials for food and consumer goods. LDPE is considered less toxic than other types of plastic, making it a popular choice for food and beverage storage. It is also used in the production of squeeze bottles, toys, and agricultural films.
While LDPE is recyclable, it is not widely recycled. The recycling process for LDPE involves collecting and sorting the plastic waste, cleaning it to remove impurities, and then melting it down to form pellets or moulding it into new products. Recycled LDPE can be used to produce new products such as trash bags, packaging material, plastic lumber, compost bins, and drainage pipes. However, the recycling rate for LDPE is not widely reported, and it is often not accepted in standard recycling bins.
One challenge with LDPE recycling is that it requires proper disposal and separation from other types of waste, such as paper and glass. Consumers must ensure that the LDPE waste is clean and free of contaminants, which can be difficult to achieve. Additionally, the complex chemical composition of recycled LDPE may lead to increased toxicity, as seen in some studies on the effects of LDPE microplastics on freshwater and terrestrial crustaceans.
To increase the recycling rate of LDPE, consumers can properly dispose of their plastic waste, separate it from other types of waste, and support local recycling programs. Purchasing products made from recycled LDPE can also promote a circular economy and reduce the environmental impact of plastic waste.
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PS plastic is often used for disposable cups and containers but is difficult to recycle
Plastic is everywhere, and it is one of the most rapidly growing segments of municipal solid waste (MSW). In 2018, the recycling rate of plastics was only 8.7%, with 27 million tons of plastic ending up in landfills. While some types of plastics, such as PET and HDPE bottles, have higher recycling rates, others, like PS plastic, are more challenging to recycle.
PS plastic, or polystyrene, is commonly used for disposable cups, containers, and packaging materials due to its excellent insulation properties and lightweight nature. However, its recycling rate is low compared to other plastics. PS plastic is difficult to recycle because it is not accepted by many municipal recycling programs, and the process of recycling it is complicated and expensive. The complexity of the recycling process and the relatively low value of recycled PS compared to other materials contribute to its high recycling cost.
Additionally, PS plastic is often made into foam products, which are 98% air and prone to breaking apart, making them difficult to collect and recycle. The lightweight nature of PS plastic also means it easily ends up in wild spaces and oceans, posing threats to wildlife and ecosystems. Furthermore, there are health concerns associated with PS, as styrene monomer can leach from the plastic into food or beverages, potentially causing health problems for consumers.
Despite the challenges, some companies specialize in recycling PS plastic and turning it into new products, such as casings for electronics. There are also emerging technologies that may make PS recycling more accessible and cost-effective in the future. In the meantime, individuals can research their town's legislation and rules for recycling PS plastic and look for specialized drop-off or mail-in programs that accept this material.
Overall, while PS plastic is widely used for disposable cups and containers, its difficult recyclability and environmental impact have raised concerns. Increasing pressure is being placed on manufacturers to develop more sustainable alternatives, and advancements in technology may soon make PS recycling more feasible and economical.
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PVC is known as poison plastic due to its toxins and is rarely recycled
Plastic is everywhere, and while it may be convenient, it is also incredibly harmful to the environment and human health. The recycling rate for all plastics in 2018 was just 8.7%, although some types of plastic containers have a higher recycling rate. For example, the recycling rate of PET bottles and jars was 29.1% in 2018, and the rate for HDPE natural bottles was 29.3%.
One of the most harmful types of plastic is Polyvinyl Chloride (PVC), commonly known as "vinyl". It is soft and flexible, and used for a wide range of household products, such as plastic tubing, children's toys, plastic trays, and furniture. PVC is rarely recycled and is, in fact, known as ""poison plastic"" due to the toxic chemicals released during its production, use, and disposal.
PVC production, use, and disposal result in the release of toxic, chlorine-based chemicals. These toxins are building up in our water, air, and food chain, leading to severe health problems, including cancer, immune system damage, and hormone disruption. Dioxin, one of the most toxic chemicals ever produced, is created during the production, use, and burning of PVC. It is known to cause cancer and is linked to other serious health issues such as diabetes, heart disease, and nervous system disorders.
PVC also requires a host of toxic additives to make it flexible, such as plasticizers, stabilizers containing heavy metals, fungicides, and flame retardants. These additives can leach from the plastic during use, contaminating the environment and exposing consumers to immediate danger. The smell of new car interiors, for instance, is caused by chemical "fogging" from PVC products. Plasticizers have also been found to transfer from PVC cling film to food, and vinyl toys contain toxic additives that children may ingest while teething.
The production of PVC has had devastating consequences for communities, particularly low-income communities and communities of color, which are often surrounded by chemical plants. Three communities in Louisiana, founded by formerly enslaved people, have been poisoned and abandoned due to vinyl chloride and plastic production, becoming part of "Cancer Alley," where residents are 50 times more likely than the average American to develop cancer from air pollution.
Given the extreme toxicity of PVC throughout its lifecycle and the availability of safer alternatives, it is essential that we protect human health and the environment by phasing out this "poison plastic."
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Frequently asked questions
Type 1 plastic is polyethylene terephthalate, commonly known as PET or PETE. It is one of the most commonly used plastics in consumer products and is found in most water and drinks bottles, as well as some packaging.
The recycling rate of Type 1 plastic bottles in the US was 27.1% in 2020, down from 29.1% in 2018. However, some sources state that the recycling rate is around 20%-25%.
One of the barriers to recycling plastic is a lack of awareness about the seven plastic recycling symbols and their distinct recycling instructions. Additionally, while Type 1 plastic is accepted at most recycling plants, it is not recycled by all of them.
Type 1 plastic is shredded into small pallets or flakes and then reprocessed into new bottles. It can also be spun into polyester fibre to make textiles such as fleece, carpets, and stuffing for pillows and life jackets.
