Limpets – small aquatic snail-like creatures with conical shells – have teeth with biological structures that are stronger than spider silk and could serve as inspiration for tomorrow’s reinforcement materials for composites.
Researchers from the University of Portsmouth have examined the small-scale mechanical behaviour of the teeth from limpets using atomic force microscopy and found that they contain a hard mineral known as goethite, which forms in the limpet as it grows.
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