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Written by Administrator
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Saturday, 11 April 2009 15:10 |
 Biogas Digester System refers to the anaerobic breakdown of organic materials which produces methane or biogas as a by-product. |
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Last Updated on Tuesday, 14 April 2009 08:05 |
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 A lagoon system is a simple method of treating wastes using a series of dug-out ponds which function mainly as settling ponds.
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