What does HFO stand for?
HFO stands for "Hell Freezes Over"
How to abbreviate "Hell Freezes Over"?
"Hell Freezes Over" can be abbreviated as HFO
What is the meaning of HFO abbreviation?
The meaning of HFO abbreviation is "Hell Freezes Over"
What does HFO mean?
HFO as abbreviation means "Hell Freezes Over"