Definitions for "oil rig"
A structure and associated machinery used in drilling for oil or gas; it is usually in the form of a tower. Called also drilling rig.
A drilling rig that drills for oil and gas.
rig used in drilling for oil or gas
Keywords:  unlocks, cultural, energy, well, item
a cultural item as well, which also unlocks energy
Keywords:  monster, extreme, machine
a monster extreme machine