# radioactive contamination

> presence of radioactive substances where they are undesirable

**Wikidata**: [Q817114](https://www.wikidata.org/wiki/Q817114)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Radioactive_contamination)  
**Source**: https://4ort.xyz/entity/radioactive-contamination


## References

1. [Source](https://github.com/JohnMarkOckerbloom/ftl/blob/master/data/wikimap)
2. Freebase Data Dumps. 2013
3. BBC Things
4. National Library of Israel Names and Subjects Authority File
5. KBpedia
6. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)