The gas norflurane, most often found in asthma metered dose inhalers, is 1,430 times more potent than carbon dioxide as a global warming gas. Another, apaflurane, is 3,220 times more potent. Globally, tens of millions of tons of carbon dioxide equivalent are attributable annually to these inhaler gases.
The good news is, for many people with asthma, there’s an easy solution: shifting from metered dose inhalers to dry powder inhalers. Read full article by Brett Montgomery, a general practitioner and DEA member.
First published in The Conversation on 26 March 2018