Used for turning med stone in gravel.
Construction Cost
Built: Outside 1x1 cell
Skills/Tech Required: Detonation
Load with 100 medium stone and from 1 to 100 explosives. Minimum amount of explosives needed and conversion rates to gravel are being investigated.
Bad effects unconfirmed at the moment. Be careful what is nearby, rumors of bonfires being started burning in a 7 coordinate radius. Probably other damage to nearby buildings along the lines of structure repair.