Polluted example sentences

, get mixed with water, the water becomes polluted.Lately, there has been a growing concern that even if there is ample water to meet the needs of the people, much of it may be polluted by domestic and industrial wastes, chemicals, pesticides and fertilisers used in agriculture, thus, making it hazardous for human use.Clean water would have BOD value of less than 5 ppm whereas highly polluted water could have a BOD value of 17 ppm or more.Can ground water get polluted by sewage? How? Water contaminated with sewage may contain bacteria, viruses, fungi and parasites which cause diseases like cholera, typhoid and jaundice.And the same problem now began to come up in these areas – for now these places became polluted.For example, a few years ago, Delhi was one of the most polluted cities in the world.Water is the elixir of life but the same water, if polluted by pathogens, organic wastes, toxic heavy metals, pesticides etc.So, it is not only living organisms that get affected by polluted air but non-living things like buildings, monuments and statues also get affected.His novel Hard Times (1854) describes Coketown, a fictitious industrial town, as a grim place full of machinery, smoking chimneys, rivers polluted purple and buildings that all looked the same.Both the surface water and groundwater get polluted.The organic chemicals are another group of substances that are found in polluted water.It may be pointed out that although pollution due to noise, air and water is now here to stay, some practices on the part of the community can go a long way in making our precious environment less polluted and healthier for all of us.Whether it was our rivers, air, groundwater - the environment was being polluted and the health of people disregarded.SO2 and NO2 after oxidation and reaction with water are major contributors to acid rain, because polluted air usually contains particulate matter that catalyse the oxidation.), has one of the most polluted stretches of the river (Figureure 1 8).