Why Do Coffee Beans Pop During Roasting?
Coffee beans pop during roasting as water vapor and gases build pressure inside them. Learn what causes first crack and how roasters use it without relying on sound alone.
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Coffee Knowledge
What Does the Valve on a Coffee Bag Do?
The small valve on a coffee bag allows carbon dioxide from freshly roasted beans to escape while limiting outside air...
What Are Those Little Flakes Coming Off the Coffee Beans?
The pale flakes collected after roasting are coffee chaff, which comes mainly from the silverskin surrounding the coffee seed. Learn...
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