Convert from drum [metric, petroleum] to cubic meter

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 (cubic meter)
The cubic meter is a SI unit of volume, equal to 10E6 cm³, 1000 liters, 35.3147 ft³, or 1.307 95 yd³. A cubic meter holds about 264.17 U.S. liquid gallons or 219.99 British Imperial gallons.