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+--- Thread: Diesbach: Swiss alchemist who invented a new shade of blue (/showthread.php?tid=3052)
Diesbach: Swiss alchemist who invented a new shade of blue - Paul Ferguson - 03-20-2026
"Johann Jacob Diesbach was trying to develop a red lacquer. However, to his surprise, he came up with a vibrant blue. This is the story of a Berlin-based Swiss inventor."
https://blog.nationalmuseum.ch/en/2026/03/the-swiss-alchemist-who-invented-a-new-shade-of-blue/