What does PM2.5 stand for?

PM2.5 stands for "Particulate Matter Less Than 2.5 Microns In Diameter"

How to abbreviate "Particulate Matter Less Than 2.5 Microns In Diameter"?

"Particulate Matter Less Than 2.5 Microns In Diameter" can be abbreviated as PM2.5

What is the meaning of PM2.5 abbreviation?

The meaning of PM2.5 abbreviation is "Particulate Matter Less Than 2.5 Microns In Diameter"

What does PM2.5 mean?

PM2.5 as abbreviation means "Particulate Matter Less Than 2.5 Microns In Diameter"