# fluid ounce (US customary)

> unit of volume used in the United States; approximately 29.6 cm³

**Wikidata**: [Q32750759](https://www.wikidata.org/wiki/Q32750759)  
**Source**: https://4ort.xyz/entity/fluid-ounce-us-customary-


## References

1. ISO 80000-3:2006 Quantities and units — Part 3: Space and time