In the 21st century, health has become a major topic all around the world. People are attaching more and more importance to environment protection and their living conditions, since there is much pollution to ruin our life. Greenworld has been engaged in introducing absolutely green products to markets since the last year. To protect the forest and trees, we take advantage of the wood sawdust to make the smokeless charcoal. Knowing the amazing functions of bamboo charcoal (such as purifying ...