Convert megabarrel (petroleum) to firkin (beer 1688-1803)
Selected category: volume.
Definition and details for megabarrel (petroleum):
Megabarrel is equal to one million petroleum barrels.
Definition and details for firkin (beer 1688-1803):
Firkin in 1688 was defined as 8.5 ale gallons or about 39.28 liters.