Who inaugurated a first-of-its-kind giant air purifier in Delhi (Gandhi Nagar)?

East Delhi MP Gautam Gambhir inaugurated a first-of-its-kind giant air purifier in Gandhi Nagar market Thursday. The air purifier is 12-foot-tall, covering an area of 1,000 square meters and delivers 2 lakh cubic meter of clean air every day, according to a statement from his office. Delhi BJP president Adesh Gupta was also present at the inauguration event.