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| View Poll Results: Does a sail act as a turbine blade or a propeller blade? | |||
| Sail always acts as a turbine blade. |    | 4 | 22.22% |
| Sail always acts as a propeller blade. |    | 0 | 0% |
| A sail can and does act as either depending on circumstances. |    | 14 | 77.78% |
| Voters: 18. | |||
