Gurugram (Haryana): Presently, the entire country is in the grip of the second wave of Corona virus and the need for oxygen has arisen in the country. In addition, an NGO in Sector 42, Gurugram, is running an ‘Oxygen Service’ to provide oxygen to patients for free. Needy people have reached the area to get oxygen. More than 3,000 Kovid cases have been registered in Gurugram on 03 May in a single day.