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class=ts-pagebuttonPage 8button div class=ts-image amp-img class=ts-thumb alt=Page 8: €¦ · PIEZOELECTRIC SHOES: Walking in the shoes causes crystals in the soles to change shape generating an electric current SELF-REPAIRING RUBBER TYRES: The rubber contains tny src=https:reader035vdocumentsusreader035viewer20220710155fcd905c07c6366ae8715da0html5thumbnails8jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 9button div class=ts-image amp-img class=ts-thumb alt=Page 9: €¦ · PIEZOELECTRIC SHOES: Walking in the shoes causes crystals in the soles to change shape generating an electric current SELF-REPAIRING RUBBER TYRES: The rubber contains tny src=https:reader035vdocumentsusreader035viewer20220710155fcd905c07c6366ae8715da0html5thumbnails9jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 10button div class=ts-image amp-img class=ts-thumb alt=Page 10: €¦ · PIEZOELECTRIC SHOES: Walking in the shoes causes crystals in the 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