The innovative “frozen water” trade popularized ice. Dec 23rd, 2020 iStock If ever there was a year to toast drawing to an end, it’s 2020. Over the festive period, people around the world will be raising a glass to better times ahead. Accompanying sighs of relief will likely be the subtle tinkling of ice. In researching a book on the social, medical and moral history of gin and tonic, I have imbibed – moderately – in bars from the Raffles Hotel in Singapore to the Morse Bar in Oxford. At each venue, my G&T was always served over ice. The history of chilled drinks goes back to an...