# schlieren

> optical inhomogeneities in transparent material

**Wikidata**: [Q11778649](https://www.wikidata.org/wiki/Q11778649)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Schlieren)  
**Source**: https://4ort.xyz/entity/schlieren


## References

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