Instant · Precise · Universal
47 units available
6 categories total
To liters: multiply by 119.24. To US gallons: multiply by 31.5. To UK barrels: multiply by 0.729.
1 US barrel = 31.5 US gal = 119.24 L = 0.11924 m³ = 4,032 US fl oz.
For example, 1 Barrel (US) (bbl (US)) = 158987294.9 Cubic Millimeter (mm³).
| Barrel (US) (bbl (US)) | Cubic Millimeter (mm³) |
|---|---|
| 0.1 | 15898729.49 |
| 0.5 | 79493647.46 |
| 1 | 158987294.9 |
| 2 | 317974589.9 |
| 5 | 794936474.6 |
| 10 | 1589872949 |
| 25 | 3974682373 |
| 50 | 7949364746 |
| 100 | 15898729490 |
| 500 | 79493647460 |
| 1000 | 158987294900 |
The US barrel is a unit of volume equal to 31.5 US gallons (about 119.24 liters), used for various liquid commodities.
1 US barrel = 31.5 US gal = 119.24 L = 0.11924 m³ = 4,032 US fl oz.
To liters: multiply by 119.24. To US gallons: multiply by 31.5. To UK barrels: multiply by 0.729.
Brewery production volumes, whiskey barrel aging, wine production, and bulk liquid commodity trading.
A bourbon whiskey barrel is 53 gallons (200 L), larger than the standard US liquid barrel. Barrel sizes vary by commodity and country.
Confusing the US liquid barrel (31.5 gal) with the petroleum barrel (42 gal). Always specify which barrel type.
There are several different 'barrel' sizes. US liquid = 31.5 gal, US oil = 42 gal, UK = 36 imperial gal. Always specify!
The cubic millimeter is a unit of volume equal to a cube with edges of one millimeter (10⁻⁹ m³), representing one billionth of a cubic meter.
1 mm³ = 10⁻⁹ m³ = 10⁻⁶ L = 1 µL = 0.001 cm³. One cubic centimeter contains 1,000 mm³.
To liters: multiply by 10⁻⁶. To cm³: divide by 1,000. To cubic inches: multiply by 6.1024 × 10⁻⁵.
Measuring tiny liquid drops, medical micro-dosing, ink droplet volumes in inkjet printers, and micro-fluidic devices.
A single raindrop contains roughly 50,000–100,000 mm³ of water. One mm³ of blood contains about 5 million red blood cells.
Confusing mm³ with mL — there are 1,000 mm³ in 1 mL. Also, forgetting that mm³ = µL in volume equivalence.
Remember: 1 mm³ = 1 microliter. Visualize it as a tiny cube only 1 mm on each side — barely visible to the naked eye.



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