Chill out
The love of cold drinks is almost as old as civilization. There are ruins of ancient Chinese ice houses and 20-foot high conical structures with deep interior pits where Persians stored ice. When Alexander the Great conquered India, 30 ice pits were dug to chill his drinks. And by the 1st century AD, iced beverages, chilled with snow and ice from Italian mountain tops, were all the rage for wealthy Romans. For millennia, cold beverages were only a dream for the lower classes. All that changed in 1873 when Carl von Linde, a worker at the Spaten Brewery in Munich, devised a system to mechanically [...]