Due to water crisis, Chennai metro turned of AC in trains
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In the scorching heat of summer, Chennai is suffering from severe water crisis. So, the Chennai metro rail limited (CMRL) has reportedly started to turn of the air-conditioning system to save water consumption. According to the metro officials, they are turning the AC on for just once in every hour to main the 26 degree C temperature. By turning it off, they are reportedly saving 30% of water at every station.