How do they de-caffeinate coffee beans?
One word…
Chemicals.
And not the mind expanding kind.
Sex is like bridge: If you don’t have a good partner, you better have a good hand.
– Charles Pierce
And a quick search on the web for “decaffeination process” turns up…
http://www.frontiercoop.com/coffee/notes/coffee.notes.no5.html
and
http://crystal.biol.csufresno.edu:8080/projects98/554.html
and etc. etc.