What measure is used to describe the variability of particle diameters in an aerosol?

a. MMVC
b. LSD
c. MMAD
d. GSD


ANS: D
The GSD describes the variability of particle sizes in an aerosol distribution set at 1 standard de-viation (SD) above or below the median (15.8% and 84.13%).

Health Professions

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