div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: W L Gore and Associates · 2018 8 12 · the Manhattan Project Increased Airflow Potential increased production Burn more alternative fuels 1973 ePTFE membrane air filter technology src=https:reader036vdocumentssitereader036viewer20220711045fde307d91451b1c0d3c8b95html5thumbnails1jpg 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: W L Gore and Associates · 2018 8 12 · the Manhattan Project Increased Airflow Potential increased production Burn more alternative fuels 1973 ePTFE membrane air filter technology src=https:reader036vdocumentssitereader036viewer20220711045fde307d91451b1c0d3c8b95html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdiv