Metrication in India Metrication in India Metrication or metrification is the process of converting to the metric system based on the International System of Units (SI). India's conversion to the metric system occurred in stages between 1955 and 1962. The metric system in weights and measures was adopted by the Indian Parliament in December 1956 with the "Standards of Weights and Measures Act", which took effect beginning 1 October 1958. The "Indian Coinage Act" was passed in 1955 by the Government of India to introduce decimal coinage in the country. The new system of coins became legal tender on April 1957, where the
Economic development in India as well as other developing countries. Globally, but especially in developing nations like India where people cook with fuelwood and coal over open fires, about 4 billion humans suffer continuous exposure to smoke. In India, particulate concentrations in houses are reported to range from 8,300 to 15,000 μg/m, greatly exceeding the 75 μg/m maximum standard for indoor particulate matter in the United States. Changes in ecosystem biological diversity, evolution of parasites, and invasion by exotic species all frequently result in disease outbreaks such as cholera which emerged in 1992 in India. The frequency of AIDS/HIV is increasing. In 1996, about