• f (femto) = 0.000000000000001 (prefix)
• F = farad (capacitance)
• fahrenheit = dF (thermodynamic temperature)
• farad = s/ohm (capacitance; derived unit)
• faraday (Faraday constant) = 96486.7 C/mol (unknown units)
• fath = fathom (length)
• fathom = 6 ft (length)
• fbm = board foot (volume)
• fc = footcandle (illuminance)
• Fdy = faraday (unknown units)
• feet = "foot"
• femto = 0.000000000000001 (prefix)
• fermi = 0.000000000000001 m (length)
• fifth = 0.8 quart (volume)
• finger = 0.875 in (length)
• firkin = 9 gallon (volume)
• fiscal yr (fiscal year) = 360 day (time)
• fl = replacement for "liq"
• fl = replacement for "liquid"
• fl dr = dram fluid (volume)
• fl dram = dram fluid (volume)
• fl head = length (length)
• fl oz = oz fluid (volume)
• flam = footlambert (luminance)
• flow rate area mass basis (flow rate/area mass basis) = kg*s/m^2 (flow rate area mass basis; category unit)
• Flow Rate Area Mass Basis
  • flow rate area mass basis (flow rate/area mass basis) = kg*s/m^2 (category unit)
  • mass basis flow rate to area = flow rate area mass basis
• flow rate mass basis = mass flow rate (mass flow rate)
• flow rate mole basis = mole flow rate (mole flow rate)
• flow rate to area volume basis = velocity (velocity)
• flow rate to length mass basis = dynamic viscosity (dynamic viscosity)
• flow rate to length volume basis = kinematic viscosity (kinematic viscosity)
• flow rate volume basis = volume flow rate (volume flow rate)
• fluid dr = dram fluid (volume)
• fluid dram = dram fluid (volume)
• fluid oz = oz fluid (volume)
• Fluidity
  • fluidity = m*s/kg (category unit)
  • rhe = 10 m^2/N*s
• fluidity = m*s/kg (fluidity; category unit)
• flux linkage = magnetic flux (magnetic flux)
• flux of displacement = electric charge (electric charge)
• foot (" foot ") = replacement for "'"
• foot = 12 in (length)
• foot = replacement for "feet"
• football field = 100 yard (length)
• footcandle = lm/ft^2 (illuminance; derived unit)
• footlambert = cd/pi*ft^2 (luminance; derived unit)
• Force
  • at wt = atomic weight
  • atomic weight = AMU*g (derived unit)
  • bending moment to length = force
  • dyn = dyne
  • dyne (cm*gm/s^2) = 0.00001 N
  • force = N (category unit)
  • gf = gram force
  • gram force = gram*g (derived unit)
  • kip (kilopound force) = 1000 pound*g
  • lb force = pound force
  • lbf = pound force
  • N = newton
  • newton = kg*m/s^2 (derived unit)
  • Nt = newton
  • pdl = poundal
  • pound force = pound*g (derived unit)
  • poundal = ft*pound/s^2 (derived unit)
  • sthene = 1000 N
  • ton force = metric ton*g (derived unit)
  • weight = force
• force = N (force; category unit)
• fortnight = 2 week (time)
• fps (feet per second) = ft/s (velocity; derived unit)
• franklin current = statcoulomb (electric charge)
• freefall = g (acceleration)
• freight ton = 40 ft^3 (volume)
• Frequency
  • activity = frequency
  • Cesium frequency = Sc frequency
  • frequency = 1/s (category unit)
  • hertz = 1/s (derived unit)
  • Hz = hertz
  • pitch = frequency
  • radioactivity = frequency
  • Sc frequency (cesium atom frequency) = 9192631770 1/s
• frequency = 1/s (frequency; category unit)
• frigorie = 1000 calorie (energy)
• ft = foot (length)
• fuel consumption = length (length)
• Fuel Efficiency
  • fuel efficiency = 1/m^2 (category unit)
  • length to volume = fuel efficiency
  • mpg (miles per gallon) = mile/gallon (derived unit)
• fuel efficiency = 1/m^2 (fuel efficiency; category unit)
• funt (Russian funt) = 0.9 pound (mass)
• fur = furlong (length)
• furlong (surveyors furlong) = 10 chain (length)
• fy = fiscal yr (time)

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z