div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: UCSB · Sparks and flames must be avoided in the work area A well- ventilated hood designed and operated accord- Chrome Copper Gallium Arsenide Gold Indium Oxide Titanium Polysilicon src=https:reader033vdocumentsnetreader033viewer20220424175f32bb91e5a80c429845a5e4html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: UCSB · Sparks and flames must be avoided in the work area A well- ventilated hood designed and operated accord- Chrome Copper Gallium Arsenide Gold Indium Oxide Titanium Polysilicon src=https:reader033vdocumentsnetreader033viewer20220424175f32bb91e5a80c429845a5e4html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 3button div class=ts-image amp-img class=ts-thumb alt=Page 3: UCSB · Sparks and flames must be avoided in the work area A well- ventilated hood designed and operated accord- Chrome Copper Gallium Arsenide Gold Indium Oxide Titanium Polysilicon src=https:reader033vdocumentsnetreader033viewer20220424175f32bb91e5a80c429845a5e4html5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdiv