A herbicide that is believed to cause cancer is widely in use in South Africa.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/its-your-food-can-herbicide-commonly-used-sa-give-you-cancer
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/news-24-south-africa
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pesticides-and-toxins
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/monsanto
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/cancer
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/south-africa
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/herbicide
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/who
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/africa