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 | hello sir can you tell what is so important about a pulley in a boat marina | |
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| yes, mam without the pulley, the force of the wind on large sails would have been too big to be countered by sailors. | |
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| so that is why there is a pulley on a sail boat | |
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| yes,mam without a pulley people would not have traveled the world. | |
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| thank you sir. this is channnel 2 news | |
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| your welcome mam o i thought this was channel 10 news not channel 2. | |
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