Convert fluid drachm (Imperial) to gallon (U.S.)
Selected category: volume.
Definition and details for fluid drachm (Imperial):
Imerial fluid drachm is an arhaic spelling of fluid dram (fl dr), equal to 1/2 Imperial fluid ounce.
Definition and details for gallon (U.S.):
Gallon (gal) is a traditional unit of volume defined in the U.S equal to 231 in3 or exactly 3.785411784 liters.