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. 2022 May 13;8(19):eabo0946. doi: 10.1126/sciadv.abo0946

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Fig. 2. — (A and B) The Silk nacre shows both better strength and toughness than that of homogeneous silk plate according to the data calculated from stress-strain curves. (C) Comparison of modulus and strength among silk plate, the Silk nacre, and various frequently used polymers [from (32–40)]. PBS, poly(butylene succinate); PP, polypropylene; PA-6, polyamide 6; PET, polyethylene terephthalate; PMMA, polymethyl methacrylate; PC, polycarbonate; ABS, acrylonitrile butadiene styrene; PVC, polyvinyl chloride; PS, polystyrene; the red star refers to the Silk nacre.