Corrosion is defined as the degradation of a material by a chemical or electrochemical reaction with the surrounding environment. Metal corrosion is normally tbe result of an electrochemical reaction taking place on the surface, which converts the metal into oxides or other corrosion products. The corrosion product of iron and steel is the rust, which […]

A complete-mix flow-through, closed-tank anaerobic digester system for the generation and capture of methane for palm oil mill effluent (POME), which has been in continuous operation for over 20 years is described. The system was designed for a POME flow of 400 m3 day-1, including the juice from the pressing of empty fruit bunches, and […]