SMRTR Science & EngineeringOct 9, 2025Interesting Engineering

Plastic bottles reborn as energy-storing supercapacitors in new upcycling leap

SMRTR summary

Researchers have developed a breakthrough method to transform discarded plastic water bottles into high-performance supercapacitors that can store and release energy quickly, offering a solution to both plastic waste and energy storage challenges. The innovative process converts PET plastic from bottles into porous carbon electrodes through heating, creating devices that outperform traditional supercapacitors while being fully recyclable and cheaper to produce.

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