'When you "strike" this fuel, natural gas mixed in with it can expand & propel it upward through the drill bore'
Oil
STRIKE!: When you strike this fuel, natural gas mixed in with it can expand & propel it upward through the drill bore
When you "strike" this fuel, natural gas mixed in with it can expand & propel it upward through the drill bore
When you "strike" this fuel, natural gas mixed in with it can expand & propel it upward through the drill bore
STRIKE!
Oil
STRIKE!