What does ELF stand for?
ELF stands for "Extreme Low Frequency"
How to abbreviate "Extreme Low Frequency"?
"Extreme Low Frequency" can be abbreviated as ELF
What is the meaning of ELF abbreviation?
The meaning of ELF abbreviation is "Extreme Low Frequency"
What does ELF mean?
ELF as abbreviation means "Extreme Low Frequency"
