What Does HF Stand For?

HF has more than one possible meaning :

• HF - Hafnium
• HF - Hard Failure
• HF - Heart Failure
• HF - Height Finder
• HF - High Frequency
• HF - Horizontal Flight
• HF - Hot Firing
• HF - Hydrogen Fill
• HF - Hyperfiltration
• HF - Mail Code For FDA Office Of The Commissioner

If you know of another acronym for HF, please suggest it as a new acronym for HF.