The Fuel Canister is a RARE item that can be obtained from forging in ⏣ The Forge in the ⏣ Dwarven Mines. The Fuel Canister itself is a refined material rather than a drill part, however it is used in forging Drills and Fuel Tank Drill Parts.
Daysⓘ to acquire 51,200xCoal using a Coal Minion (By tier, No fuel, No Minion Upgrades) If the player has multiple minions, divide the number of days by how many minions will be used.