Miner is working with a pick siluetti 12 months 4 Oil Drill siluetti 12 months 0 Water drop siluetti about 1 year 1 Oilrig siluetti about 1 year 0 Oil rig siluetti about 1 year 0 Oil rig siluetti about 1 year 2 Oil rig siluetti about 1 year 1 Oil rig siluetti about 1 year 0 Oil rig siluetti about 1 year 4 Oil tanker siluetti about 1 year 0 Oil tanker siluetti about 1 year 0