... medicine. What's more, we also make use of the Bamboo Charcoal infrared waist belt. This new model machine is the most comprehensive ... The bamboo charcoal is made from 4 years old bamboo, refined through a high temperature of 1200 degrees, rubbed to the powder of diameter of 100 ... benzene, hydroxybenzene, carbinol, sulfide, nitride and so on, what's more, it also has good effect for adjusting humidity ...