# ventilation shaft

> vertical passages used in mines and tunnels to move fresh air underground, and to remove stale air

**Wikidata**: [Q10565770](https://www.wikidata.org/wiki/Q10565770)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Ventilation_shaft)  
**Source**: https://4ort.xyz/entity/ventilation-shaft