2006-09-07 05:08:05 · 5 answers · asked by g k 2 in Health ➔ Other - Health
Tea and Coffee are ground and refined an extra step. They are also treated with additives that leech out the natural caffeine. Although this process is very effective, it leaves very trace amounts of caffeine in the product, around 1%.
2006-09-07 05:11:02 · answer #1 · answered by Brad 4 · 0⤊ 0⤋
The last I knew they did it with solvents.
The methods may have changed in the last few years so I'm not sure the use of solvents is still going on.
2006-09-07 05:17:49 · answer #2 · answered by Dick 7 · 0⤊ 0⤋
They use water and run it through the bean. Tea I dont know about that.
2006-09-07 05:53:03 · answer #3 · answered by rea4154 4 · 0⤊ 0⤋
they use very strong solvents which give some people severe headaches
2006-09-10 05:44:17 · answer #4 · answered by q6656303 6 · 0⤊ 0⤋
try wikipedia.org
2006-09-07 05:10:01 · answer #5 · answered by Anonymous · 0⤊ 0⤋