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Feedback: Pink quinine mystery solved

7 August 2013

New Scientist. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

(Image: Paul McDevitt)

Feedback is our weekly column of bizarre stories, implausible advertising claims, confusing instructions and more

Pink quinine mystery solved

MODERN information technology is a great boon – although Feedback sometimes suspects that its main function is settling pub arguments.

We recently mentioned an extremely bored afternoon whiled away reading the UK Post Office Guide, back when it was an inch-thick paper publication (6 July). We had idly wondered why it was against the rules to post “quinine coloured pink” to India.

A colleague who read the column quickly fired back an explanation, garnered by the simple expedient…

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