The water will be driven to rotate the envelope with the gear motor. The rotation motion of the Sung water. David draw water with speed, can temporarily deep from the ใต้ผิวน้ำ about 0.50 meters, raise water up spread spray, high above the surface of the water 1 m
a surface contact area between the water and the air, and as a result, oxygen can be dissolved in the water. Quickly.
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