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Curd Your Enthusiasm
by Carolyn Schwaar Jan 7, 2026
From Moo to Maker: Scientists turn bad milk into 3D printing filament.

Two Univ. of Wisconsin professors have snagged a U.S. patent for turning spoiled milk into biodegradable plastic for 3D printing, promising to help Wisconsin’s dairy farmers cash in on what was once just food waste. Their patented milk-to-material magic uses dairy proteins to replace petroleum-based plastics. Next step: find a company to commercialize it — hopefully soon!

Source: Univ. of Wisconsin-Platteville
About the Author:
Carolyn is All3DP’s senior editor and a journalist with 25+ years covering business and technology. Passionate about making tech accessible, her work also appears on Forbes.com.

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