The chemistry behind your LCD flat-screen devices: how a scientist changed the world

Mark Lorch
5 min readFeb 23, 2022

In a laboratory at the University of Hull 50 years ago, a new chemical compound was created that would impact the world as much as any drug, fuel or material. The man responsible for this society-changing invention was George Gray — his new liquid crystal molecules (now known as 5CB) made liquid crystal displays (LCDs) viable and kickstarted the…

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