Coffee grounds and Reishi mushroom spores can be 3D printed into a compostable alternative to plastics

ScienceDaily
Feb 18, 2025, 2:59 pm380 pts
Researchers developed a new system for turning used coffee grounds into a paste, which they use to 3D print objects, such as packing materials and a vase. They inoculate the paste with Reishi mushroom spores, which turn the coffee grounds into a resilient, fully compostable alternative to plastics.

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