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A stain is a discoloration that can be clearly distinguished from the surface, material, or medium it is found upon. They are caused by the chemical or physical ...
Wood stain is a type of paint used to colour wood.It consists of colourants dissolved and/or suspended in a vehicle or solvent.Vehicle is the preferred term, as the contents of a stain may not be truly dissolved in the vehicle, but rather suspended, and thus the vehicle may not be a true solvent.
A Ziehl–Neelsen stain is an acid-fast stain used to stain species of Mycobacterium tuberculosis that do not stain with the standard laboratory staining procedures such as Gram staining. This stain is performed through the use of both red coloured carbol fuchsin that stains the bacteria and a counter stain such as methylene blue .
Stain removal is the process of removing a mark or spot left by one substance on a specific surface like a fabric. A solvent or detergent is generally used to conduct ...
Mix baking soda with water to form a paste, then scrub the paste into the stain and continue rubbing until the stain is gone. Rinse the area with cold water and dab dry with a tissue or towel ...
"Silver stain", introduced soon after 1300, produced a wide range of yellow to orange colours; this is the "stain" in the term "stained glass". Silver compounds (notably silver nitrate ) [ 5 ] are mixed with binding substances, applied to the surface of glass, and then fired in a furnace or kiln. [ 6 ]
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