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Drilling Operations, Surface Stack, Puzzle # 3

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BOYLESLAW     BULLHEADING     CARBONDIOXIDE     CASING     CONSTANT     DRILLERS     FCP

FORMATION     GASBUBBLE     HEAVY     HIGHER     HORIZONTAL     HYDROGENSULFIDE     ICP     INITIAL

LIGHT     LIQUID     LOWER     METHANE     MIGRATION     NONCIRCULATING     OIL     OILBASED     ONE

PLUGGEDCHOKE     PLUGGEDJET     PUMPFAILURE     SCHEDULE     SHOE     SOLUTION     SULFURDIOXIDE

SWABBED     TRIPTANK     TWO     VOLUMETRIC     WAITANDWEIGHT     WASHEDCHOKE     WASHEDJET

WATER     WATERBASED