# biochar

> lightweight black residue, made of carbon and ashes, after pyrolysis of biomass

**Wikidata**: [Q905495](https://www.wikidata.org/wiki/Q905495)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Biochar)  
**Source**: https://4ort.xyz/entity/biochar


## References

1. Freebase Data Dumps. 2013
2. [Source](https://golden.com/wiki/Biochar-58J9A3)
3. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)