What might seem waste to you can contain hidden treasuries. Suellen from Applied Sciences at TU Delft made high-end materials out of used toilet paper and turned it into jewellery.
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Jewellery door:
Prof Yuemei Lin
Research group:
Suellen Pereira Espindola Jure Zlopaša Yuemei Lin Stephen Picken Mario Pronk Mark van Loosdrecht