
Harvested from either Oil Wells or Oil Factory and is needed for most if not all the machinery in Diamond hunt. Oil is needed to power most if not all machinery in DHP.
Oil can be further increased by either achivement (mining easy achivement increases max oil by 500 or Silos.
Your own max Oil amount is 10.
Oil Silo 
| Name | Cost | |
|---|---|---|
| Silver Oil Silo | 100 | 3 |
| Gold Oil Silo | 1000 | 20 |
| Promethium Oil Silo | 10000 | 20 |
Oil Wells 
There are currently a few Oil Wells available
| Name | Cost | |
|---|---|---|
| Bronze Oil Well | 1 | 10 |
| Iron Oil Well | 2 | 25 |
| Silver Oil Well | 3 | 50 |
| Gold Oil Well | 5 | 50 |
| Promethium Oil Well | 100 | 50 |
Oil Factory 
The Oil Factory allows you to hire workers who will collect oil for you. Oil Factory can be crafted at Crafting Level 25 and costs
| Name | Worker cost | Max # of workers | Cost | |
|---|---|---|---|---|
| Oil Factory | 40 000 |
2 | 5 | 25 000 Stone, 250 Silver Bars, 50 Gold Bars. |