div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=mummy-deterioration-halted-by-nitrogen-atmospherehtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Mummy deterioration halted by nitrogen atmosphere loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer20220818085750687d1a28ab0f07b067ddhtml5thumbnails1jpg width=140 height=200 divp© 1989 Nature Publishing Grouppdiv