Convert from drum [metric, petroleum] to minim [UK]

Unit Definition (drum [metric, petroleum])
The drum [metric, petroleum] is a unit of volume sometimes used in the oil trade. In the metric world, drums of 200 liters, 205 liters, and 208 liters are in use as substitutes for the traditional size.

Unit Definition (minim [UK])
The minim [UK] is a traditional unit of volume used for very small quantities of liquids. In pharmacy, the term drop traditionally meant the same thing as 1 minim. The minim is defined to be 1/60 fluid dram or 1/480 fluid ounce. The British minim is equal to about 0.003 612 cubic inch or 59.194 microliters. The word comes from the Latin minimus, small.