Convert volume units — liters, gallons, cups, milliliters, cubic meters, barrels and more.
| Unit | Name | Value |
|---|---|---|
| 0.001 L | 6.28982e-06 bbl | |
| 0.01 L | 6.28982e-05 bbl | |
| 0.1 L | 0.000628982 bbl | |
| 1 L | 0.00628982 bbl | |
| 5 L | 0.0314491 bbl | |
| 10 L | 0.0628982 bbl | |
| 50 L | 0.314491 bbl | |
| 100 L | 0.628982 bbl | |
| 1000 L | 6.28982 bbl |
Common liter values converted to oil barrel — factor: 1 L = 0.00629 bbl
| Liter (L) | Oil Barrel (bbl) | Context |
|---|---|---|
| 0.01 L | 6.290e-05 bbl | Tablespoon |
| 0.05 L | 0.0003145 bbl | Shot glass |
| 0.1 L | 0.000629 bbl | One cup |
| 0.25 L | 0.001572 bbl | One cup |
| 0.5 L | 0.003145 bbl | Water bottle |
| 0.75 L | 0.004717 bbl | Wine bottle |
| 1 L | 0.00629 bbl | Liter bottle |
| 2 L | 0.01258 bbl | Soda bottle |
| 3.785 L | 0.02381 bbl | US gallon |
| 5 L | 0.03145 bbl | Small jerrycan |
| 10 L | 0.0629 bbl | Large container |
| 20 L | 0.1258 bbl | Jerrycan |
| 50 L | 0.3145 bbl | Keg |
| 100 L | 0.629 bbl | Keg |
| 200 L | 1.258 bbl | Oil drum |
Converting liter to oil barrel comes up frequently in cooking, chemistry, medicine, and engineering. A recipe written in metric units may need to be adapted for a kitchen using oil barrel, or a laboratory protocol may specify volumes in liter that need to be measured with equipment calibrated in oil barrel.
In everyday use, knowing that 5 L = 0.03145 bbl and 10 L = 0.0629 bbl covers most common situations. For bulk calculations, 100 L = 0.629 bbl is a useful anchor. The reverse conversion — oil barrel back to liter — uses the factor 159, so 1 bbl = 159 L.
All conversions use the internationally recognized factor of exactly 1 L = 0.00629 bbl. Calculations are performed in IEEE 754 double-precision floating point, giving accuracy to at least 8 significant figures — more than sufficient for any practical application.
Formula: Oil Barrel = Liter × 0.0062898224
Multiply any liter value by 0.0062898224 to get oil barrel. One liter equals 0.0062898224 bbl.
Reverse: Liter = Oil Barrel × 158.987
Liters ÷ 159 = barrels (rough). Exact: ÷ 158.987.
One barrel = 159 liters = 42 US gallons.
bbl × 158.987 = L.
Measures fermentation batches, keg volumes (50 L), and canning runs in liters for recipe consistency.
Specifies fuel tank capacity (40-70 L) and engine coolant volumes in liters.
Calibrates volumetric flasks, graduated cylinders, and bulk reagent purchases in liters.
Estimates pool capacity in liters to calculate pump sizing and chemical dosing.
Designs drip and sprinkler systems with flow rates in liters per hour per emitter.
Prepares bulk IV solutions, disinfectants, and liquid medications in liter batches.
The liter was introduced by the French metric system in 1793, defined as the volume of one kilogram of pure water at 4°C. The word derives from the older French unit litron, from Medieval Latin litra. It was redefined in 1964 as exactly 1 cubic decimeter.
France adopted the liter as part of revolutionary metric standardization, spreading across Europe with Napoleonic expansion. Today it is the standard unit for liquids in most of the world, from soda bottles to fuel pumps.
Interesting fact: A liter of water at 4°C weighs almost exactly 1 kilogram, which is why the kilogram was originally defined through it.
The US oil barrel (bbl) is defined as exactly 42 US gallons, equal to 158.987 liters. The 42-gallon standard was adopted by the Pennsylvania oil industry in 1866, based on the wine tierce barrel.
Oil barrels are the global benchmark for crude oil pricing: NYMEX WTI and ICE Brent futures are quoted in USD per barrel. OPEC quotas and national reserves are all expressed in barrels per day.
Interesting fact: No physical barrels are used to ship crude oil today. The unit is purely a pricing and accounting convention; tankers carry millions of barrels in sealed tanks.