NEW DELHI: A sharp rise in Covid-19 cases and deaths in the country has led shortage of hospital beds and medical-grade oxygen. The government has ramped up its efforts to get oxygen to hospitals using Oxygen Express, air force planes and trucks to transport tankers as fresh cases once again touched a new peak of 3.49 lakh in a single day. Govt bars use of liquid oxygen for non-medical purposes The Centre, in order to ease the oxygen supply situation at hospitals treating Covid patients, decided on Sunday to restrict the use of liquid oxygen, including all the existing stock, to only medical purposes with immediate effect.