Impurities in O2 during 2nd Covid wave led to deaths: Study

Impurities in O2 during 2nd Covid wave led to deaths: Study To avoid this, ICMR and PGI doctors have recommended oxygen audit and other regulations. “Impurity sources can arise due to production and delivery systems and from environmental pollution. There may be issues in refilling cylinders which can have helium, hydrogen, acetylene, argon gases,” said Dr Vivek. https://ift.tt/eA8V8J