One of the substances e Cafe is known for a long time. It has the chemical name, whether it is the white way trimethylxanthine no smell and bitterness. Caffeine is found in large quantities in plants such as tea and coffee.
Caffeine is a substance that is known for. Its chemical name is trimethylxanthine. It is a white, odorless and bitter caffeine will find plenty of tea and coffee crops.
Caffeine is a substance, known for a long time. It has the chemical name is trimethylxanthine it looks white, odorless, bitter taste, caffeine is found ปริมาณมากใน plants like tea and coffee.