What does APF stand for?
APF stands for "NIOSH-assigned protection factor"
How to abbreviate "NIOSH-assigned protection factor"?
"NIOSH-assigned protection factor" can be abbreviated as APF
What is the meaning of APF abbreviation?
The meaning of APF abbreviation is "NIOSH-assigned protection factor"
What does APF mean?
APF as abbreviation means "NIOSH-assigned protection factor"