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Who has seen the wind?
Neither I nor you.
But when the leaves hang trembling,
The wind is passing through.
Who has seen the wind?
Neither you nor I.
But when the trees bow down their heads,
The wind is passing by.

BY: CHRISTINA ROSSETTI

Compare Wind Turbines

Turbine Style Type Omni
Directional		 Self
Starting		 (A) High Wind
Protection		 (B) Allows Very
Large Designs		 (C) Suitable For
Tidal Energy		 (D) Suitable For
Urban Areas		 (E) Can Power
Boats		 (F) Can Use
Whole Area
Flap-Turbine Vertical Drag Yes Yes Yes (A1) Yes (B1) Yes (C1) Yes (D1) Yes (E1) Yes (F1)
HAWT ( 3 Blade ) Horizontal Lift No Yes Yes (A2) Yes (B2) No (C2) No (D2) No (E2) Yes (F2)
Darrieus Vertical Lift Yes No No No No No No No
Savonius Vertical Drag Yes Yes No No No Yes No No
H-Rotor Vertical Lift Yes Yes No No No Yes No No
Helix Vertical Lift Yes Yes No No No Yes No No

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