Convert Cubic foot (ft³) (ft3) to Barrel (oil, bbl) (bbl)
Category: Volume
2.5 ft3 = 0.445269 bbl
High-precision rounding: 6 decimals
How to convert cubic foot (ft³) to barrel (oil, bbl)
We convert by pivoting through the SI base unit for Volume and applying exact factors where applicable.
Share this conversion: /convert/cubic-foot-to-barrel/2.5
Examples
Linear unit conversions use standardized factors; many are exact by definition (e.g., 1 in = 25.4 mm, 1 ft = 0.3048 m).
Common mistakes
- Mixing US gallons (3.785 L) with Imperial gallons (4.546 L).
- Assuming kitchen ‘cup’ equals the same volume in every country.
About Volume
Volume measures the space a substance occupies. SI uses cubic meters and liters; customary units like gallons, quarts, and pints persist in recipes, fuel, and containers. Accurate volume work often requires temperature and density considerations (e.g., for fuels).
About Cubic foot (ft³)
Cubic foot (ft³)
Volume of a cube 1 ft on each side. Common in HVAC, refrigerators, and construction aggregates (yards/feet systems).
History: Persisted with imperial building practices; tied to the 1959 definition of the foot.
About Barrel (oil, bbl)
Barrel (oil, bbl)
≈ 158.987 L. Benchmark unit in petroleum markets and production statistics.
History: Standardized by the oil industry; the blue 42-gallon barrel (US) became iconic in the early oil boom.