Govt to develop prototype of 1kg after 60 nations including India okays change in def of kgTimes of IndiaNew Delhi, Nov 19 () With the new definition of kilogramme coming into effect from May 20 next year globally, the government said Monday it would develop a prototype of 1 kg in next three years at a cost of Rs 60 crore. The new scientific standard of ...India Set To Redefine Kilogram From May 2019NDTVall 24 news articles »