19K reactions · 921 shares | Nazifa was born with a cleft lip and had no access to surgery. Her parents were afraid, but learned that, with your help, Operation Smile could heal Nazifa’s smile for free and transform her life forever. | Operation Smile | Facebook

Excellent Animation of A Drilling Rig and Its Basic operation 1)Mud tank 2)Shale shakers 3)Suction line (mud pump) 4)Mud pump 5)Motor or power source 6)hose 7) Drawworks 8)Standpipe 9) Kelly hose 10)Goose-neck 11) Traveling block 12)Drill line 13) Crown block 14) Derrick 15) Racking Board (Sometimes referred to Monkey Board) 16)Stand (of drill pipe) 17) Setback (floor) 18) Swivel (On newer rigs this may be replaced by a top drive) 19) Kelly drive 20) Rotary table 21) Drill floor 22)Bell nipple 2