How do they decaffeinated coffee?
Coffee is decaffeinated by rinsing it with chemicals which dissolve the caffeine. The most common is carbonic acid, which is basically carbonated water.
There are several ways to decaffeinate coffee but the most prevalent is to soak coffee beans in a solvent – usually methylene chloride or ethyl acetate.
according to coffee and health.org, Swelling the green coffee beans with water or steam so the caffeine can be extracted. This is done with water, a solvent or activated carbon. Drying the decaffeinated coffee beans back to their normal moisture level.
There are several ways to decaffeinate coffee but the most prevalent is to soak them in a solvent – usually methylene chloride or ethyl acetate. Methylene chloride can be used as a paint stripper and a degreaser as well an agent to remove caffeine.
Swelling the green coffee beans with water or steam so the caffeine can be extracted. Extracting the caffeine from the beans. This is done with water, a solvent or activated carbon. Drying the decaffeinated coffee beans back to their normal moisture level.