Setbacks in business never slowed down his spirit. Varghese John, a small-scale detergent maker from Kakkanad, has developed an organic compound which he claims, is an effective remedy for the
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/kochiite-develops-herbal-mosquiro-repellent
[2] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environmental-science