If performed right, this is a technically professional movement to the extent of being a wonderful blend of art and science. It is worth spending time perfecting the different components of this movement before focusing on the complete movement of the Clean.
Complete as many rounds as possible in 20 minutes of:
95-lb. thrusters, 5 reps
95-lb. hang power cleans, 7 reps
95-lb. sumo deadlift high-pulls, 10 reps