This same natural process becomes a nuisance aka body odour, when perspiration/sweat encounters bacteria on the skin. Dr Pai insists, sweat itself does not smell, but coupled with the dead skin cells, it provides a medium for the bacteria to grow. This bacteria, breaks down the sweat causing unpleasant body odour..
Abiotic Factors: : are non-living physical and chemical elements of an environment. These factors are important for the survival of the organisms of that environment. (See biotic factors. ).
The main abiotic limiting factors are the availability of water and light and the availability of shelter. The main limiting biotic factors are population density and inharmonious (negative) ecological interactions (competition, predatism, parasitism, ammensalism).