https://blogs.mercola.com:443/sites/vitalvotes/archive/2019/11/01/asthma-inhalers-leave-a-carbon-footprint.aspxThe types of treatment for asthma depend on age, severity and response to the treatment option, but may with asthma use daily medication for long-term control and asthma inhalers for short-term relief during an attack. Most people, especially those whoenCommunityServer 2008.5 SP1 (Debug Build: 31106.3070)https://blogs.mercola.com:443/sites/vitalvotes/archive/2019/11/01/asthma-inhalers-leave-a-carbon-footprint.aspx?ShowAllComments=True#96942711/2/2019 12:35:36 AM24451277-a5aa-4add-96dc-64081bfd86fa:969427Brian1<p>I&#39;ve been researching about HFC&#39;s. Another source is &quot;compressed air&quot; and &quot;air horns&quot; which have HFC&#39;s. Interestingly, venting refrigerants is illegal, unless there are safety reasons to recharge a leaking unit, but using &quot;compressed air&quot; isn&#39;t even though both use HFC&#39;s which have GWP&#39;s.</p>