Coconut shells, palm kernel shells and sawdust, other raw materials such as corncobs, rice hulls and vegetable wastes can also be used to produce activated carbon.
From Walnut shells
Walnut shells serve as an alternative source of  Activated Carbon. Adsorption capacity increased with increase in activation temperature but beyond 400 degrees celsius resulted in thermal decomposition. Activation [...]

Continue reading...

Activated carbon is one of the most effective media for removing a wide range of contaminants from industrial and municipal waste waters, landfill leachate and contaminated ground. As the world’s most powerful adsorbent, it can cope with a wide range of contaminants.Different contaminants may be present in the same discharge and carbon may be used [...]

Continue reading...