# birch tar

> substance (liquid when heated) derived from the dry distillation of the bark of the birch tree

**Wikidata**: [Q865581](https://www.wikidata.org/wiki/Q865581)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Birch_bark_tar)  
**Source**: https://4ort.xyz/entity/birch-tar


## References

1. Freebase Data Dumps. 2013
2. BabelNet