# liquid hydrogen

> liquid state of the element hydrogen

**Wikidata**: [Q622779](https://www.wikidata.org/wiki/Q622779)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Liquid_hydrogen)  
**Source**: https://4ort.xyz/entity/liquid-hydrogen


## References

1. Freebase Data Dumps. 2013
2. Quora
3. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)