EF
From Wikipedia, the free encyclopedia
EF can refer to multiple things:
- Fermi energy (EF)
- The IATA code for Far Eastern Air Transport
- Earth First! movement, in environmentalism
- EF Education language schools, in education
- EF lens mount, Canon's auto-focus lens mount
- Electric field, in physics
- Exafarad, an SI unit of electric capacitance
- Ejection fraction, in cardiovascular physiology
- The Elias Fund, a non-profit organization
- Enhanced Fujita Scale, an improved version of the Fujita Scale used to rate tornadoes