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  2. Porosity - Wikipedia

    en.wikipedia.org/wiki/Porosity

    Effective porosity (also called open porosity) Refers to the fraction of the total volume in which fluid flow is effectively taking place and includes catenary and dead-end (as these pores cannot be flushed, but they can cause fluid movement by release of pressure like gas expansion [4]) pores and excludes closed pores (or non-connected ...

  3. These Dentist-Approved Mouthwashes Will Zap Bad Breath and ...

    www.aol.com/dentist-approved-mouthwashes-zap-bad...

    Simply put, antiseptic mouthwash helps kill bacteria in your mouth. If you have plaque buildup, red and swollen gums, or gum disease, antiseptic mouthwash can help prevent and reduce the bacteria ...

  4. Mouthwash - Wikipedia

    en.wikipedia.org/wiki/Mouthwash

    Mouthwash, mouth rinse, oral rinse, or mouth bath [1] is a liquid which is held in the mouth passively or swirled around the mouth by contraction of the perioral muscles and/or movement of the head, and may be gargled, where the head is tilted back and the liquid bubbled at the back of the mouth.

  5. Full mouth disinfection - Wikipedia

    en.wikipedia.org/wiki/Full_mouth_disinfection

    Full mouth disinfection typically refers to an intense course of treatment for periodontitis typically involving scaling and root planing in combination with adjunctive use of local antimicrobial adjuncts to periodontal treatment such as chlorhexidine in various ways of application.

  6. Metal foam - Wikipedia

    en.wikipedia.org/wiki/Metal_foam

    Open-cell metal foam CFD (numerical) simulation of fluid flow and heat transfer on an open cell metal foam. Open-celled metal foam, also called metal sponge, [3] can be used in heat exchangers (compact electronics cooling, cryogen tanks, PCM heat exchangers), energy absorption, flow diffusion, CO 2 scrubbers, flame arrestors, and lightweight optics. [4]

  7. Dental radiography - Wikipedia

    en.wikipedia.org/wiki/Dental_radiography

    Dental radiographs, commonly known as X-rays, are radiographs used to diagnose hidden dental structures, malignant or benign masses, bone loss, and cavities.. A radiographic image is formed by a controlled burst of X-ray radiation which penetrates oral structures at different levels, depending on varying anatomical densities, before striking the film or sensor.

  8. Toothbrush - Wikipedia

    en.wikipedia.org/wiki/Toothbrush

    A chewable toothbrush is a miniature plastic moulded toothbrush which can be placed inside the mouth. While not commonly used, they are useful to travelers and are sometimes available from bathroom vending machines. They are available in different flavors such as mint or bubblegum and should be disposed of after use.

  9. Parts washer - Wikipedia

    en.wikipedia.org/wiki/Parts_washer

    Parts washers were originally developed for use in automotive transmission and engine repair shops as a way to improve the function of simple soak tanks.Soak tanks are vats filled with a mixture of water and detergent, which take hours to "soften" the built-up road grime, fluids, tars and oils enough to be manually rinsed off prior to disassembly and repair.