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copatbark: water falling
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copatbark: brilliant way to move water
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copatbark: burners?
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copatbark: zaragoza
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copatbark: sf
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copatbark: hang
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copatbark: jp
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copatbark: tubes
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copatbark: very niiice
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copatbark: water drop
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copatbark: water drop
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copatbark: water drop
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copatbark: JP
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copatbark: building that holds the water drop
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copatbark: letters
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copatbark: letterman
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copatbark: expo
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copatbark: Californians use 600 liters of water per day
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copatbark: Ethiopians use 5 liters a day
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copatbark: gongs
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copatbark: iceberg
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copatbark: expo
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copatbark: expo
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copatbark: watercube
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copatbark: on the fast train to Madrid
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copatbark: sf faces at expo zaragoza