# rock asphalt

> petroleum product

**Wikidata**: [Q202251](https://www.wikidata.org/wiki/Q202251)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Rock_asphalt)  
**Source**: https://4ort.xyz/entity/rock-asphalt


## References

1. Asphalt. ECHA Substance Infocard database
2. [Nuovo soggettario](https://thes.bncf.firenze.sbn.it/termine.php?id=24798)
3. Nuovo soggettario
4. Freebase Data Dumps. 2013
5. ChEBI release 2019-10-02
6. ASPHALT. Hazardous Substances Data Bank. 2019
7. National Library of Israel
8. KBpedia
9. GF WordNet
10. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)