4 ms·

They use supercritical CO2 now.

• jb1991 4y ago
  Only some decaf coffee is made that way, there are actually four major methods now for making decaf, only two of them do not involve chemicals. Always research the methods of your decaf coffee vendor before you buy!
  • stephen_g 4y ago
    Technically both water and supercritical CO₂ are chemical solvents...
    • jb1991 4y ago
      That’s a bit pedantic in this context. True but that’s not what we’re talking about.