Multiple Choice
The source of outdoor air pollution may be classified into three broad categories.They are (identify all three) :
A) natural sources
B) artificial sources
C) mobile source
D) stationary sources
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q4: What does SWTR stand for?<br>A) Safe Water
Q11: In which country is AFNOR primarily involved?<br>A)
Q17: The most important step of the eight
Q18: The most important step of the eight
Q20: A design team may be defined as
Q23: In which country is CSBTS primarily involved?<br>A)
Q26: List at least three material properties that
Q28: Following certain standards and codes during the
Q29: The EPA sets the standards for contaminant
Q40: Give at least three examples of mobile