How to pronounce“pm2”in English

When PM2.5 levels went off the charts in 2012, or "crazy bad," as the US Embassy once described it in a tweet,

Thailand so floods pm2.5 Etc but I think that the Heatwave issue specifically is not one that has been properly addressed by this government there have been some

Citizens were also adopting PM2.5 as the title of musical festivals.

consequences find particulate meta also called pm2.5 can lead to cancer

That smog is full of teeny-tiny soot particles called PM2.5.

For every microgram of pollution, PM2.5, there is an increase of the fatality rate of nine percent.

And then we had two perigee burns close to the earth, PM1 and PM2.