The Bhutan government has banned the sale of mustard oil imported from India. Bhutan imports more than 4 million kg of cooking medium from India every year out of which more than 2 million kg is
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/bhutan-bans-sale-indian-mustard-oil
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/economic-times-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health