But it’s environmentally costly to recycle as it requires high temperatures and toxic solvents.
Kerry Taylor-Smith Meteored United Kingdom
A new, less damaging method that unzips acrylic so it can be repeatedly recycled has been developed by researchers at the University of Bath. What does it involve?
Environmentally unfriendly recycling
Acrylic is made from polymethyl methacrylate (PMMA), a transparent thermoplastic. Around 3 million tonnes are used across the globe each year, often under the brand names Perspex and Plexiglas.
Its usually recycled mechanically; the plastic is shredded or melted to reform pellets that can be reused. But the material suffers discolouration and a gradual decline…
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