# refining

> process of purifying a chemical substance

**Wikidata**: [Q682483](https://www.wikidata.org/wiki/Q682483)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Refining)  
**Source**: https://4ort.xyz/entity/refining


## References

1. [Nuovo soggettario](https://thes.bncf.firenze.sbn.it/termine.php?id=10079)
2. Nuovo soggettario
3. Freebase Data Dumps. 2013
4. Quora
5. National Library of Israel Names and Subjects Authority File
6. KBpedia