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Bio-deterioration and its Management Techniques
Abstract
Every natural or synthetic product is subject to some form of natural degradation over time under the right enabling environmental conditions. Bio-deterioration is one of the natural means of degradation. It is an unwanted change in the composition of a material influenced by biotic activities. This process of spoilage could either be a chemical or physical spoilage, usually caused by the entry of insects and creating pathways for the growth of identifiable organisms. Bio-deterioration is also complex and the factors that lead to the alterations in the physicochemical properties of an item depend most importantly on the item involved, the mode of action of the biotic agent, and a favourable environmental condition. The scope of bio-deterioration, products affected, causative agents, and mode of action were looked into and methods available to man to tackle this natural phenomenon were also evaluated. Some of the methods were from simply cultural practices to advanced techniques like nanotechnology.