Fifth (Units Package Symbol)

Fifth is a unit of volume.

Firkin (Units Package Symbol)

Firkin is a unit of volume.

FluidDram (Units Package Symbol)

FluidDram is a unit of volume.

FluidOunce (Units Package Symbol)

FluidOunce is a unit of volume.

FootCandle (Units Package Symbol)

FootCandle is a unit of illumination (illuminance).

Foot (Units Package Symbol)

Foot is a unit of length.

Fortnight (Units Package Symbol)

Fortnight is a unit of time.

Furlong (Units Package Symbol)

Furlong is a unit of length.

Gallon (Units Package Symbol)

Gallon is a U.S. volume unit.

Gal (Units Package Symbol)

Gal is the derived CGS measure of acceleration due to gravity.