Correct Answer : Option (A) - Mumbai
The Central Railways installed Atmospheric Water Generators (AWG) called "Meghdoot" in six railway stations in Mumbai. The machines will directly harvest water from the air and the commuters can refill their bottles for Rs 12 per litre and Rs 8 for 500 ml.
The Railways installed 17 kiosks across six major stations, including five each at CSMT and Dadar, four at Thane, and one each at Kurla, Ghatkopar and Vikhroli.
The machine that utilises the science of condensation to extract water vapours from the atmosphere has been developed and manufactured by a Hyderabad-based start-up Maithri Aquatech in collaboration with the CSIR-Indian Institute of Chemical Technology, Hyderabad. The machine will make water from ambient temperatures ranging from 18 degrees Celsius to 45 degrees Celsius..Source : Times now News