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<p>[QUOTE="Collecting Nut, post: 3528934, member: 74863"]No, not at all. They are a unique living organism.</p><p><br /></p><p><b>Barnacles</b> feed through feather-like appendages called cirri. ... <b>Barnacles</b> secrete hard calcium plates that completely encase them. A white cone made up of six calcium plates forms a circle around the crustacean. Four more plates <b>form</b> a "door" that the <b>barnacle</b> can open or close, depending on the tide.</p><p><br /></p><p>They attach themselves by creating their own natural glue which is extremely strong. Scientists are still trying to figure a way this natural glue can be used commercially. It can support 22 pounds per square inch. </p><p><br /></p><p>When attached to a boats hull they can drag the boat down and cause up to 40% more fuel consumption.[/QUOTE]</p><p><br /></p>
[QUOTE="Collecting Nut, post: 3528934, member: 74863"]No, not at all. They are a unique living organism. [B]Barnacles[/B] feed through feather-like appendages called cirri. ... [B]Barnacles[/B] secrete hard calcium plates that completely encase them. A white cone made up of six calcium plates forms a circle around the crustacean. Four more plates [B]form[/B] a "door" that the [B]barnacle[/B] can open or close, depending on the tide. They attach themselves by creating their own natural glue which is extremely strong. Scientists are still trying to figure a way this natural glue can be used commercially. It can support 22 pounds per square inch. When attached to a boats hull they can drag the boat down and cause up to 40% more fuel consumption.[/QUOTE]
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