div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader040vdocumentsmxreader040viewer2022020522575068071a28ab0f07ae43dfhtml5page1jpg target=_blank img data-url=chemical-engineering-at-the-imperial-college-london-prof-p-v-danckwertshtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Chemical Engineering at the Imperial College London: Prof P V Danckwerts loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentsmxreader040viewer2022020522575068071a28ab0f07ae43dfhtml5thumbnails1jpg width=140 height=200 adivp© 1956 Nature Publishing Grouppdiv