English Diatomaceous earth Cited by user Citation bot on 18 Feb 2019 Diatomaceous earth – also known as D.E., diatomite, or kieselgur/kieselguhr – is a naturally occurring, soft, siliceous sedimentary rock that is easily crumbled into a…
English Diatom Cited by user Chris Capoccia on 12 Mar 2017 Diatoms (diá-tom-os 'cut in half', from diá, 'through' or 'apart', and the root of tém-n-ō, 'I cut') are a major group of algae, specifically microalgae, found in the…