What do the marmalade you put on your toast and the vitamin you perhaps take at the same time have in common? Both have an ingredient called citric acid, an ubiquitous, weak organic acid. Indeed, citric acid is the molecule that led to the technology which enabled the mass production of penicillin.

Citric acid is a naturally occurring molecule found most concentrated, as the name might suggest, in citrus fruit. Today citric acid is a commodity chemical produced and consumed throughout the world, across a range of industries. As an antioxidant and acidifier it can be used to preserve and…

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RethinkX is an independent think tank that analyzes and forecasts the speed and scale of technology-driven disruption and its implications across society.

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