According to the Central Pollution Control Efoard, particles that are responsible for causing great harm to human health are of diameter
A. 2.50 micrometers
B. 5.00 micrometers
C. 10.00 micrometers
D. 7.5 micrometers.
Answer:A
According to the Central Pollution Control Efoard, particles that are responsible for causing great harm to human health are of diameter
A. 2.50 micrometers B. 5.00 micrometers C. 10.00 micrometers D. 7.5 micrometers.