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Updated: Feb 13, 2026

Exfoliation of Egyptian Blue and Han Blue, Two Alkali Earth Copper Silicate-based Pigments
Published on: April 24, 2014
1Department of Chemical Engineering, Loughborough University, Loughborough, UK.
Hans Emmanuel Enoch developed "vivicillin," a crude penicillin version, to meet public demand during wartime scarcity. This innovation proved effective and saved lives, despite initial controversy.
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