Water being one of the most essential necessity of life, becoming an increasing scare resource, needs careful planning and management. Availability of safe quality drinking water is being reduced due to pollution from sewage and industrial waste. So water should be meticulously harnessed and carefully conserved. It should be economically used and safely disposed off after usage. - See more at: http://www.boloji.com/index.cfm?md=Content&sd=Articles&ArticleID=4815#sthash.57zLSopa.dpuf