Explanation:

IOC, India’s largest oil firm will build the country’s first ‘green hydrogen’ plant at its refinery in Mathura. This decision has been undertaken with the view of preparing for a future to cater to the growing demands cleaner forms of energy.

Indian Oil Corporation Limited (IOCL) is a government owned gas and Oil Corporation that was founded in the year 1959. It’s headquarter is located in Delhi and the current chairman is Shrikant Madhav Vaidya.