Minimize mess by blending the polyurethane, water, and paint extender, and then using a syringe to add your paint. Most syringes come with measurement marks, preventing you from needing to pour ...

the paint management system, with syringe pumps to squeeze out different paints to achieve just the right color, and the applicator itself, a formidable six-axis device that supports tool changes ...

To finish off, the cured model is injected with acrylic paint. Nothing special here, just craft store acrylic in a syringe. [Andrew] seemed to prefer a thicker paint; we don’t want to second ...