India has the second highest Covid-19 caseload in the world The factories ship oxygen in liquid form to hospitals in tankers, which is then converted into gas and piped directly to beds.

Given that until 1877, the dominant thought was that the permanent gases – oxygen, hydrogen, nitrogen and carbon monoxide – were not capable of existing in liquid form, such a statement was ...

Sheila was on liquid oxygen, a portable lightweight form of oxygen that allowed her a continued sense of normalcy outside her home, until Lincare suddenly discontinued it. Lincare’s decision ...