div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: Untitled-15 coreacuk · 96 The most danger to planes is posed by strong Plinian and sub-Plinian explosive eruptions of volcanoes during which within several hours or days up src=https:reader035fdocumentsusreader035viewer20220709205fb8fde69124cc032445d3cchtml5thumbnails1jpg 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: Untitled-15 coreacuk · 96 The most danger to planes is posed by strong Plinian and sub-Plinian explosive eruptions of volcanoes during which within several hours or days up src=https:reader035fdocumentsusreader035viewer20220709205fb8fde69124cc032445d3cchtml5thumbnails2jpg 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: Untitled-15 coreacuk · 96 The most danger to planes is posed by strong Plinian and sub-Plinian explosive eruptions of volcanoes during which within several hours or days up src=https:reader035fdocumentsusreader035viewer20220709205fb8fde69124cc032445d3cchtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 4button div class=trans-image amp-img class=trans-thumb alt=Page 4: Untitled-15 coreacuk · 96 The most danger to planes is posed by strong Plinian and sub-Plinian explosive eruptions of volcanoes during which within several hours or days up src=https:reader035fdocumentsusreader035viewer20220709205fb8fde69124cc032445d3cchtml5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 5button div class=trans-image amp-img class=trans-thumb alt=Page 5: Untitled-15 coreacuk · 96 The most danger to planes is posed by strong Plinian and sub-Plinian explosive eruptions of volcanoes during which within several hours or days up...