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2. Shotcrete - Wikipedia

   en.wikipedia.org/wiki/Shotcrete

   Gunite was originally a trademarked name that specifically referred to the dry-mix pneumatic cement application process. In the dry-mix process, the dry sand and cement mixture is blown through a hose using compressed air, with water being injected at the nozzle to hydrate the mixture, immediately before it is discharged onto the receiving surface.

3. 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. Some stain removal agents will not only dissolve the stain ...

4. Swimming pool sanitation - Wikipedia

   en.wikipedia.org/wiki/Swimming_pool_sanitation

   Two distinct and separate methods are employed in the sanitation of a swimming pool. The filtration system removes organic waste on a daily basis by using the sieve baskets inside the skimmer and circulation pump and the sand unit with a backwash facility for easy removal of organic waste from the water circulation.

5. Alkali–silica reaction - Wikipedia

   en.wikipedia.org/wiki/Alkali–silica_reaction

   To attempt to simplify and to stylize a very complex set of various reactions, the whole ASR reaction, after its complete evolution (ageing process) in the presence of sufficient Ca 2+ cations available in solution, could be compared to the pozzolanic reaction which would be catalysed by the undesirable presence of excessive concentrations of alkali hydroxides (NaOH and KOH) in the concrete.

6. Vanish (stain remover) - Wikipedia

   en.wikipedia.org/wiki/Vanish_(stain_remover)

   Vanish is the global stain-remover market leader in the fabric-treatment category, which is sold in more than 60 countries across the globe. Vanish started as a stain-removing laundry product launched around 1983 by a small Scottish company called Projectina Co Ltd, established by Robert G. Macfarlane in Skelmorlie, Scotland. [ 3 ]

7. Paint stripper - Wikipedia

   en.wikipedia.org/wiki/Paint_stripper

   Paint remover is applied to an aircraft's landing gear during an inspection looking for cracks in the aluminum. Paint stripper or paint remover is a chemical product designed to remove paint, finishes, and coatings, while also cleaning the underlying surface. Chemical paint removers are advantageous because they act on any kind of geometry and ...