// exact calculation
How many Propane Explosive Bomb (planted) for High External Stone Wall
Calculation for High External Stone Wall (500 HP) using this explosive type only.
HP
7items
needed when raiding with Propane Explosive Bomb (planted) alone
needed when raiding with Propane Explosive Bomb (planted) alone
Target hitpoints500
Total sulfur6,300
Sulfur per unit900
Harmless overkill61.05
Propane Explosive Bomb (catapult) is cheaper: saves 2,700 sulfur. See the Propane Explosive Bomb (catapult) calculation →
// method comparison
Other ways to break High External Stone Wall
| Explosive type | Quantity | Sulfur |
|---|---|---|
| Propane Explosive Bomb (catapult)cheapest | 4 items | 3,600 |
| Timed Explosive Charge | 2 items | 4,400 |
| Explosive Rifle Ammo | 185 rounds | 4,625 |
| Satchel Charge | 10 items | 4,800 |
| Beancan Grenade | 46 items | 5,520 |
| Rocket | 4 items | 5,600 |
| Propane Explosive Bomb (planted) | 7 items | 6,300 |
| F1 Grenade | 182 items | 10,920 |
← All raid methods for High External Stone Wall
Important: this is a reference minimum from the current database, not a guarantee. Check the source and target state before a raid.