// exact calculation
How many Propane Explosive Bomb (catapult) for Stone Wall
Calculation for Stone Wall (500 HP) using this explosive type only.
HP
4items
needed when raiding with Propane Explosive Bomb (catapult) alone
needed when raiding with Propane Explosive Bomb (catapult) alone
Target hitpoints500
Total sulfur3,600
Sulfur per unit900
Harmless overkill50.6
Propane Explosive Bomb (catapult) is the cheapest way to break Stone Wall by sulfur.
// method comparison
Other ways to break 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 Stone Wall
Important: this is a reference minimum from the current database, not a guarantee. Check the source and target state before a raid.