Catching up with recent research, possibly the only research, on using ketchup to polish glass: A new study takes the process to new levels of precision. The study is: “High Precision Glass Polishing with Ketchup,” Max Schneckenburger, Stefan Schiffner, and Rainer Börret, Proceedings of the SPIE 11478, Seventh European Seminar on Precision Optics Manufacturing, 114780F, […]