Upgrading next tier increases the maximum capacity. It can be skipped meaning you dont need to get 1 by 1 skip.
The Green Oil Storage Orb doubles the oil capacity of every Oil Storage.
The Oil Storage 6 is the minimum requirement to launch the Rocket to the moon, while Oil Storage 7 is the minimum requirement to go to Mars.
| Oil Storages | Crafting level | Materials | Oil cap |
| None | 0 | N/A | 5,000 |
|
5 | 1,000  50 
|
10,000 |
|
10 | 10,000 100 50 
|
50,000 |
|
20 | 25,000 250 100 
|
100,000 |
|
30 | 100,000 500 400
|
300,000 |
|
40 | 1,000,000 1,000 
1,250 |
600,000 |
|
60 | 10,000,000 30  10,000 7,500 
|
2,000,000 |
|
70 | 30,000,000 300 100,000 50,000
|
8,000,000 |
Trivia[]
- Oil Storage 6 used to require 20 million stone.