Convert Megaliter (ML) to Barrel (UK) (bbl (UK)) instantly.
About these units
Megaliter (ML)
A megaliter is one million liters, equivalent to 1,000 cubic meters. It is used in large-scale water management, including municipal supply systems, reservoirs, agricultural irrigation planning, and hydroengineering. City planners and hydrologists often express daily water consumption in megaliters per day (ML/day). For example, a medium-sized city might use anywhere from 50 to several hundred ML daily. The unit is especially helpful because it bridges the gap between the cubic meter (too small for city-scale usage) and the gigaliter (too large for many practical applications). As water scarcity and climate resilience become critical global issues, the megaliter continues to be a foundational measurement in environmental science and infrastructure planning.
Barrel (UK) (bbl (UK))
The UK barrel also varies by context but is commonly set at 36 imperial gallons, or about 163.66 liters. Used in British breweries, distilleries, and older trade systems, the UK barrel historically held ale, beer, and spirits. Barrel sizes were not only a reflection of trade standardization but also taxation. Governments often taxed based on container size, prompting industries to standardize capacities for legal and economic stability. Though less prevalent today due to metrication, the UK barrel remains in use in traditional breweries and historical references. It is an enduring symbol of Britain's long brewing heritage and the complex history of imperial trade.