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 [...]

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Reuse and recycling of wastes has great economical promise. Industrial woody waste, agricultural wastes, pruned branches, bagasse and chaff can be gainfully recycled to produce Ethanol. The Technology centers round recycling, material recovery and fuel recovery. The acid hydrolysis process is used to decompose hemi cellulose to pentose with a main ingredient of Xylose. The [...]

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Success stories-Material exchange
At a small coastal Industrial zone Kalundborg near Copenhagan an exemplary material exchange is being practiced. The exchange involves a 1500M.W. Power plant,(Asuaes Power Station),a 3.2 million metric tones capacity oil refinery,(Stat Oil),a 14 million square meters of Gypsum Board manufacturing unit,(Gyproc),an Intermational Biotechnology company with a sales in excess of $2 Billion [...]

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