Next up, you'll be pulling the plastic filaments up from the spools, through two tubes and into holes at the top of the Stepstruder's head, holding it there for a few seconds, until the device's motor begins tugging at the strip.

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Carbon fibre is made from thin threads that each contain a number of carbon filaments.

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The goo emerges from holes in the crustacean's legs and is spun into gossamer filaments by being stuck to a surface and then pulled out as threads.

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