Detailed text transcripts for TV channel - CNN - 20150222:09:48:00

it rolls out this with the teeth underneath it then rolls it back in and these teeth scrape on the surface of rocks. >> reporter: the teeth are made of microscopic fibers about 1,000 times thinner than a human hair and it's these densely packed that give the teeth their record-breaking strength. until now, spider silk was thought to be the strongest material in the natural world. now the limpit tooth has proven stronger. even than many man made materials. >> we spared no expense in testing the strength of limpit teeth. here we have spaghetti and hippo. you are saying that is how strong the teeth are, if it is a spaghetti it would hold up a hippo. >> if we made spaghetti out of the limpit teeth material it would support the weight of the

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