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  2. These 20 cult-favorite cleaning products have thousands of ...

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    This creamy cleaner dissolves years of built-up hard water stains, spots, and rust from surfaces without harsh chemicals or strong odors. Use it on glass, grout, and other bathroom surfaces and ...

  3. Grout - Wikipedia

    en.wikipedia.org/wiki/Grout

    Grout sealer is a water-based or solvent-based sealant applied over dried grout that resists water, oil, and acid-based contaminants. Grout cleaner is a basic cleaning solution that is applied on grout lines and removes the dirt and dust. [9] A die grinder is used for faster removal of old grout compared to a standard grout saw.

  4. Pressure grouting - Wikipedia

    en.wikipedia.org/wiki/Pressure_grouting

    Different grout may be needed for fine grained and coarse grained soils in the grouted area. The greatest use of pressure grouting is to improve geomaterials (soil and rock). The purpose of grouting can be either to strengthen a formation or to reduce water flow through it. It is also used to correct faults in concrete and masonry structures.

  5. Iron-oxidizing bacteria - Wikipedia

    en.wikipedia.org/wiki/Iron-oxidizing_bacteria

    The anoxygenic phototrophic iron oxidation was the first anaerobic metabolism to be described within the iron anaerobic oxidation metabolism. The photoferrotrophic bacteria use Fe 2+ as electron donor and the energy from light to assimilate CO 2 into biomass through the Calvin Benson-Bassam cycle (or rTCA cycle) in a neutrophilic environment (pH 5.5-7.2), producing Fe 3+ oxides as a waste ...

  6. Stain removal - Wikipedia

    en.wikipedia.org/wiki/Stain_removal

    Boiling water This can be used to take out fruit juice stains. Hot water activates the detergent and as well as sanitize the cloth. It works best on protein-based stains. [9] Lukewarm water Water is an excellent solvent for colorless sugary stains, such as sticky residues of dropped candy as well as apple jam and honey. [citation needed]

  7. Trisodium phosphate - Wikipedia

    en.wikipedia.org/wiki/Trisodium_phosphate

    It is a white, granular or crystalline solid, highly soluble in water, producing an alkaline solution. TSP is used as a cleaning agent, builder, lubricant, food additive, stain remover, and degreaser. [7] As an item of commerce TSP is often partially hydrated and may range from anhydrous Na 3 PO 4 to the dodecahydrate Na 3 PO 4 ·12H 2 O. Most ...

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    Buy Now: amazon.com #2 Your Neck Is About To Get A Massage (Without Even Leaving The House)! This Neck And Shoulder Massager Is The Perfect Way To Unwind And Relax After A Long Day At Work Or A ...

  9. So, You Have a Water Stain on Your Ceiling—Here's What a ...

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    A water ring on your ceiling is a sign of a leak. We asked expert plumbers how to identify the source of the leak and solve the problem.