Father Agnel's students have come up with this idea in the wake of the Delhi High Court's direction to the central government to initiate steps to prohibit schools from serving soft drinks and junk food in their canteens.
http://ummid.com/news/2011/December/17.12.2011/human_chain_agnst_junk_food.htm
http://ummid.com/news/2011/December/17.12.2011/human_chain_agnst_junk_food.htm