Cal Poly alums’ soap refill machines aim to cut plastic bottle waste. Here’s how

The company is expanding, with soap and detergent refill stations installed across multiple cities and states.
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Student-designed machine proposes innovative solution to growing waste crisis — here's how it works

More than 10 years ago, Dave Hakkens, a then-student at the Eindhoven Design Academy, released a free, replicable design for a plastic recycling machine, Euronews reported. This design was made ...