# petroleum

> naturally occurring flammable liquid

**Wikidata**: [Q22656](https://www.wikidata.org/wiki/Q22656)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Petroleum)  
**Source**: https://4ort.xyz/entity/petroleum


## References

1. [Source](https://www.britannica.com/science/petroleum)
2. [Source](https://www.ahdictionary.com/word/search.html?q=petroleum)
3. Petroleum. ECHA Substance Infocard database
4. Freebase Data Dumps. 2013
5. Erdöl. GESTIS database
6. [Source](http://datos.bne.es/tema/XX524464.html)
7. [Registros de autoridad de "Materia" de la Biblioteca Nacional de España. Spain open data portal](https://www.bne.es/media/datosgob/catalogo-autoridades/materia/materia-UTF8.zip)
8. Integrated Authority File
9. [Source](https://www.un.org/fr/climatechange/science/causes-effects-climate-change)
10. BBC Things
11. YSO-Wikidata mapping project
12. BabelNet
13. [Environment Ontology](https://raw.githubusercontent.com/INCATools/environments2wikidata/master/matches/curated-high-confidence-envo.tsv)
14. UMLS 2023
15. PETROLEUM DISTILLATES. CosIng database
16. Quora
17. UN Comtrade Commodity Classifications
18. [Source](https://golden.com/wiki/Petroleum-MNNV5)
19. National Library of Israel
20. CC 6
21. KBpedia
22. GF WordNet
23. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)