Post In countries where PET bottles do not get slapped with an additional fee that induces you to return it for recycling and…

In countries where PET bottles do not get slapped with an additional fee that induces you to return it for recycling and said fee back, the resulting piles of discarded …read more (https://hackaday.com/2026/10/13/counting-the-pet-bottles-needed-to-make-1-kg-of-printer-filament/)