In the course of an operation, patients inhale the gases, then breathe them out into the operating theatre and they are then vented directly to the outside where the contribute to global warming.
AGSS hasn't made it to Solihull yet, then?
... the NHS already spends £50m on "carbon permits"
What? Per year? ... per day? The whole country, or just Solihull? Who writes this guff?
(and what are "carbon permits", anyway?)
Otherwise, yes:- Roger Manley was a great man. We need more people like him today.