use units::imperial

# The furlong–firkin–fortnight system
# https://en.wikipedia.org/wiki/FFF_system

@name("Furlong")
@url("https://en.wikipedia.org/wiki/Furlong")
@metric_prefixes
@aliases(furlongs)
unit furlong: Length = 220 yard

@name("Firkin")
@url("https://en.wikipedia.org/wiki/Firkin_(unit)")
@metric_prefixes
@aliases(firkins)
unit firkin: Mass = 90 lb

@name("Fortnight")
@url("https://en.wikipedia.org/wiki/Fortnight")
@metric_prefixes
@aliases(fortnights)
unit fortnight: Time = 14 days