What does hhfm stand for?
hhfm stands for "high humidity face mask"
How to abbreviate "high humidity face mask"?
"high humidity face mask" can be abbreviated as hhfm
What is the meaning of hhfm abbreviation?
The meaning of hhfm abbreviation is "high humidity face mask"
What does hhfm mean?
hhfm as abbreviation means "high humidity face mask"
