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Published 2015
Primitive societies ascribed magical powers to the effervescent waters bubbling up from underground sources. Many people believed these special waters could cure diseases. Scientists studied the effervescent waters, hoping to replicate them and make their curative powers available to everyone. Around 1766 Henry Cavendish, an Englishman, designed an apparatus for making aerated water. In Sweden, chemist Torbern Bergman produced effervescent waters in his lab and promulgated his method in the 1770s. The noted British scientist Joseph Priestly conducted simple experiments to infuse water with gas expelled from fermentation vats in a brewery. He built a device to impregnate distilled water with carbon dioxide, and