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Saturday, 25 January 2025

(GUF) PLASTIC RECYCLING


While recycling is often promoted as a solution to plastic waste, the reality is far more complex and less sustainable than many assume. 

Limited Types of Recyclable Plastics:

Although most durable plastic can be recycled, only two types of plastic; PET (Polyethylene Terephthalate) and HDPE (High-Density Polyethylene) are widely accepted (actually wanted) for mainstream recycling . These materials are commonly found in products such as beverage/water bottles, milk jugs, and detergent containers.

Quality Degradation During Recycling:

Unlike materials such as glass or metals that can be recycled indefinitely without losing quality, plastics degrade during the recycling process. Each recycling cycle reduces the polymer chains' strength and quality, often requiring the addition of virgin plastic to create a usable product.

Downcycling:

Most recycled plastics are not turned back into the same type of product. Instead, they are "downcycled" into lower-quality products like textiles (e.g., polyester), composite lumber, or packaging. This means the plastic's lifecycle is extended slightly but does not prevent its eventual disposal.

End-of-Life Issues:

Ultimately, even downcycled plastics face disposal, often ending up in landfills or incinerators. If improperly managed, they may contribute to environmental pollution, including microplastics in ecosystems.

The Bigger Picture

While recycling is a critical component of waste management, it is not a silver bullet for the plastic waste crisis. Addressing the issue requires:

1. Reducing Plastic Production and Use: Moving towards reusable and alternative materials. We seriously need to reduce our reliance on plastic.

2. Innovating Recycling Technologies: Developing methods like chemical recycling, which can break plastics down into their original monomers for higher-quality reuse.

3. Implementing Circular Economy Practices: Designing products with end-of-life reuse and minimal waste in mind.

This highlights the urgent need for systemic changes in how we produce, consume, and manage plastics. More like this (recycling plastic) - link - more like this (circularity) - link

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