#firkin.British_capacity_unit  a British unit of capacity equal to 9 imperial gallons
  supertype:  British_capacity_unit__Imperial_capacity_unit  a unit of measure for capacity officially adopted in the British Imperial System; British units are both dry and wet
  part of:  kilderkin
  part:  Imperial_gallon__gallon__congius__congiu  a British imperial capacity measure (liquid or dry) equal to 4 quarts or 4.545 liters
     part:  quart.British_capacity_unit  a British imperial capacity measure (liquid or dry) equal to 2 pints or 1.136 liters
        part:  pint.British_capacity_unit  a British imperial capacity measure (liquid or dry) equal to 4 gills or 568.26 cubic centimeters
           part:  gill.British_capacity_unit  a British imperial capacity unit (liquid or dry) equal to 5 fluid ounces or 142.066 cubic centimeters
              part:  fluid_ounce__fluidounce  a British imperial unit of capacity or volume (liquid or dry) equal to 8 fluid drams or 28.416 cubic centimeters (1.734 cubic inches)
                 part:  fluid_dram__fluiddram__fluid_drachm__fluiddrachm  a British imperial capacity measure (liquid or dry) equal to 60 minims or 3.5516 cubic centimeters
                    part:  minim.British_capacity_unit  a British imperial capacity measure (liquid or dry) equal to 1/60th fluid dram or 0.059194 cubic centimeters

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