Tests confirmed that vegetables stored in it contain high levels of nutrients
The best alternate: Students of Century Foundation Matriculation Higher Secondary School, Tirupur, with the eco-fridge developed by them.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/students-plan-obtain-patent-eco-fridge
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/hindu-chennai
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/scientific-and-technical-development
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/patents
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tamil-nadu
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/electronics