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  2. Stain - Wikipedia

    en.wikipedia.org/wiki/Stain

    The material that is trapped coats the underlying material, and the stain reflects backlight according to its own color. Applied paint, spilled food, and wood stains are of this nature. [5] A secondary method of stain involves a chemical or molecular reaction between the material and the staining material. Many types of natural stains fall into ...

  3. Staining - Wikipedia

    en.wikipedia.org/wiki/Staining

    Simple Staining is a technique that only uses one type of stain on a slide at a time. Because only one stain is being used, the specimens (for positive stains) or background (for negative stains) will be one color. Therefore, simple stains are typically used for viewing only one organism per slide. Differential staining uses multiple stains per ...

  4. Say goodbye to hard-to-remove stains with these easy hacks - AOL

    www.aol.com/lifestyle/goodbye-hard-remove-stains...

    Remove stains from walls, clothing, and linens with these simple tricks. The post Say goodbye to hard-to-remove stains with these easy hacks appeared first on In The Know.

  5. Stain removal - Wikipedia

    en.wikipedia.org/wiki/Stain_removal

    Another factor in stain removal is the fact that stains can sometimes comprise two separate staining agents, which require separate forms of removal. A machine oil stain could also contain traces of metal, for example. [1] Also of concern is the color of the material that is stained.

  6. Dye - Wikipedia

    en.wikipedia.org/wiki/Dye

    In a stricter sense, the term "vital staining" means the polar opposite of "supravital staining." If living cells absorb the stain during supravital staining, they exclude it during "vital staining"; for example, they color negatively while only dead cells color positively, and thus viability can be determined by counting the percentage of ...

  7. Acid-fastness - Wikipedia

    en.wikipedia.org/wiki/Acid-fastness

    Kinyoun stain; For color blind people (or in backgrounds where detecting red bacteria is difficult), Victoria blue can be substituted for carbol fuchsin and picric acid can be used as the counter stain instead of methylene blue, and the rest of the Kinyoun technique can be used. [6] Various bacterial spore staining techniques using Kenyon e.g.

  8. Bright-field microscopy - Wikipedia

    en.wikipedia.org/wiki/Bright-field_microscopy

    Use of sample-staining methods for use in microbiology, such as simple stains (methylene blue, safranin, crystal violet) and differential stains (negative stains, flagellar stains, endospore stains). Use of a colored (usually blue) or polarizing filter on the light source to highlight features not visible under white light.

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