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| − | Barrel is a unit of volume that equals 42 U.S. gallons.
| + | A '''barrel''' is a unit of [[volume]] that equals 42 U.S. [[gallon]]s of liquid at 60° [[Fahrenheit]].<ref>U.S. Department of Transportation Maritime Administration [http://www.marad.dot.gov/publications/glossary/glossary.html]</ref> |
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| − | [[Category:Measurements]] | + | ==References== |
| | + | <references/> |
| | + | [[Category:Shipping terms]][[Category:Measurements]] |