S. RAGHOTHAM
In 2006, former KGB officer Alexander Litvinenko was killed in London by unknown assailants who gave him a tiny dose, less than a microgram, of Polonium-210
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/radio-poisoning-history-kaiga-workers-lucky
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/asian-age-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/drinking-water
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/hazardous-waste
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/radioactive-waste
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/kaiga-aps
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/nuclear-accidents
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/karnataka