div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: cellulose fibers are the longest strongest and most stable of all cellulose fibers Pure alpha cellu- lose pulp must be carefully processed with the appropriate alka- line sizings src=https:reader031fdocumentsinreader031viewer20220215115ac3824d7f8b9aa0518c6b4fhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: cellulose fibers are the longest strongest and most stable of all cellulose fibers Pure alpha cellu- lose pulp must be carefully processed with the appropriate alka- line sizings src=https:reader031fdocumentsinreader031viewer20220215115ac3824d7f8b9aa0518c6b4fhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: cellulose fibers are the longest strongest and most stable of all cellulose fibers Pure alpha cellu- lose pulp must be carefully processed with the appropriate alka- line sizings src=https:reader031fdocumentsinreader031viewer20220215115ac3824d7f8b9aa0518c6b4fhtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdiv