Help make Alexa smarter on Alexa Answers. Sign in with Amazon

Sign in with Amazon

Science

What is p.m. two point five?

PM 2.5 or Particulate Matter 2.5 is referring to tiny particulate droplets in the air that are 2.5 microns or less in width.

{{ relativeTimeResolver(1594822903263) }}

LIVE

Points

697

Rating

Similar Questions

Sign in to view all similar questions

What is five p.m.?

Science • 1 Answer

What is hdcp two point two?

Science • 1 Answer

What is a two point turn?

Science • 1 Answer

What is h. d. c. p. two point two?

Science • 1 Answer

What is four p.m.?

Science • 2 Answers

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world