Speaking at the inauguration Dr Harsh Vardhan said that the prototype device that has been indigenously developed has the capacity to purify air in an area of 500 meter square
या उपकरणामुळे 500 मीटर चौरस क्षेत्रफळातील हवा शुद्ध होईल असे हर्ष वर्धन यांनी सांगितले.