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  2. Diatomaceous earth filtration - Wikipedia

    en.wikipedia.org/wiki/Diatomaceous_earth_filtration

    Diatomaceous earth filtration is a special filtration process that removes particles from liquids as it passes through a layer of fossilized remains of microscopic water organism called diatoms. These diatoms are mined from diatomite deposits which are located along the Earth's surface as they have accumulated in sediment of open and moving ...

  3. Diatomaceous earth - Wikipedia

    en.wikipedia.org/wiki/Diatomaceous_earth

    Diatomite rock sample from Sisquoc Formation Scanning electron micrograph of diatomaceous earth. Diatomaceous earth (/ ˌ d aɪ. ə t ə ˈ m eɪ ʃ ə s / DY-ə-tə-MAY-shəs), also known as diatomite (/ d aɪ ˈ æ t ə m aɪ t / dy-AT-ə-myte), celite, or kieselguhr, is a naturally occurring, soft, siliceous sedimentary rock that can be crumbled into a fine white to off-white powder.

  4. Micropaleontology - Wikipedia

    en.wikipedia.org/wiki/Micropaleontology

    Fusulinid from the Plattsmouth Chert, Red Oak, Iowa ().Micropaleontology can be roughly divided into four areas of study on the basis of microfossil composition: (a) calcareous, as in coccoliths and foraminifera, (b) phosphatic, as in the study of some vertebrates, (c) siliceous, as in diatoms and radiolaria, or (d) organic, as in the pollen and spores studied in palynology.

  5. Protist shell - Wikipedia

    en.wikipedia.org/wiki/Protist_shell

    Diatomaceous earth is a soft, siliceous, sedimentary rock made up of microfossils in the form of the frustules (shells) of single cell diatoms. This sample consists of a mixture of centric (radially symmetric) and pennate (bilaterally symmetric) diatoms.

  6. Hydrated silica - Wikipedia

    en.wikipedia.org/wiki/Hydrated_silica

    Diatomaceous earth, originally mined as "tooth powder" is a naturally occurring hydrated silica. As a fine gel abrasive , frequently combined with softer calcium carbonate (from chalk ) it helps to remove plaque .

  7. The Best Fast-Food Chicken Nuggets, Ranked - AOL

    www.aol.com/finance/best-fast-food-chicken...

    9. Cook Out. If “The Purge” were a fast-food restaurant, it would be Cookout. There is no order in this place, a place where you can get a burger, and for your “side” you can just choose ...

  8. What Happens to Your Body When You Walk 10,000 Steps a Day - AOL

    www.aol.com/happens-body-walk-10-000-150001233.html

    Whether you're a newbie to walking 10K steps a day or already check this habit off your daily to-do list, we have the best inspiration and tips to keep you fit and active. The Main Benefits of ...

  9. Here’s What Happens If You Eat Mold, According to Food Safety ...

    www.aol.com/happens-eat-mold-according-food...

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