Which of these is a source for particulate matter in the air?
A.
automobiles
B.
dust
C.
fires
D.
all of the above
ALL OF THE ABOVE. Automobiles, dust and fires are sources for particulate matter in the air.
Question
Asked 11/16/2015 10:45:53 AM
Updated 12/28/2015 5:02:56 AM
0 Answers/Comments
This answer has been confirmed as correct and helpful.
Edited by
selymi [12/28/2015 5:02:48 AM], Confirmed by
selymi [12/28/2015 5:02:56 AM]
Rating
There are no new answers.