Published On: Sun, Jan 1st, 2017

5 things you should know about the champagne you’ll drink tonight

Between Thanksgiving and New Year’s, sales of sparkling wines spike, as humans celebrate the holidays — especially the New Year — with champagne toasts. Since it’s about time to pop open that bottle of bubbly, here are a few things you should know:

The bubbles are basically yeast farts

We have yeast to thank for alcohol, and we should thank it twice for alcohol with bubbles. These microscopic fungi extract energy from sugar using a process called fermentation, and produce alcohol and carbon dioxide as waste.

To generate enough carbon dioxide to make bubbles, winemakers actually need to ferment champagne twice. That’s because the grapes in champagne aren’t very sweet, so there isn’t a lot of sugar for the yeast to eat. After the first…

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