Industrial effluents pollute water which can cause serious health problems.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/vijayawada-trace-metals-groundwater
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/deccan-chronicle-hyderabad
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/andhra-pradesh
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/groundwater-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/heavy-metals
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/who
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/drinking-water
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vijayawada
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/industrial-pollution
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution