While we don’t often see them in the hobbyist community, 3D printers that can extrude gels and viscous liquids have existed commercially for years, and are increasingly used for biological research.
TALLAHASSEE, Fla. — The three-bedroom, two-bath home has a corduroy-patterned exterior, rounded corners — and a cement pour that oozed from an industrial-sized toothpaste tube. And most intriguing of ...
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