The bamboo charcoal is forming by the raw materials of bamboo in high temperature and on the condition of leading to oxygen restrict, make the bamboo timber heated and decomposed, got the solid material, which becoming black material of charcoal with certain intensity and hardness. It can purify and fresh the indoor air while meet the air which can absorb various harmful gas of air at all over; It makes the ordinary water become high-quality drinking water while in water which can absorb the harmful substance r; It also can help people cure, prevent disease and build up habitus. There is countless microorganism perches in the hole of the bamboo charcoal. The microorganism and the absorb function of bamboo charcoal already existingly, that produce the function very helpful to us. Not only it can deodorize, dehumidify, also can suck so-called harmful chemical material of "environmental hormone ". Moreover, the toxin of the chemical material sucked will be decomposed by the microorganism, turn into innocuity matter. Even, the microorganism can also make the soil turn into alkalinely, helps plants to grow. The bamboo charcoal has the function of specific surface area, conductive performance, far infrared ray and anion, absorbs the harmful substance in the air and in water, also have better regulating function to the air humidity of the environment.