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2. How To Clean Enameled Cast Iron To Remove Stains And ... - AOL

   www.aol.com/clean-enameled-cast-iron-remove...

   Avoid using any type of metal tool or spatula to scrape the surface. Metal can scratch or damage the enamel finish, leading to more damage. Soft silicone is always better for scraping stuck-on ...

3. Conservation and restoration of ceramic objects - Wikipedia

   en.wikipedia.org/wiki/Conservation_and...

   The danger of mechanical cleaning is the potential for the surface to break or become scratched with a tool. Dusting is used when dirt is not strongly adhered to the surface of the ceramic and is carried out by either a brush or a soft cloth. Large ceramic vessels are cleaned with a delicate vacuum cleaner with a soft, muslin-covered head ...

4. Conservation and restoration of ancient Greek pottery

   en.wikipedia.org/wiki/Conservation_and...

   Basic mechanical cleaning can remove dirt, dust, and grime. Cleaning solvents and water can also be used to remove dirt, varnish, wax, in-painting, or adhesives. Acids should be used with caution. Desalination is a cleaning method that removes as much soluble salt from the porous fired clay as possible. Fragments are soaked in highly purified ...

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. Pickling (metal) - Wikipedia

   en.wikipedia.org/wiki/Pickling_(metal)

   Pickling is a metal surface treatment used to remove impurities, such as stains, inorganic contaminants, and rust or scale from ferrous metals, copper, precious metals and aluminum alloys. [1] A solution called pickle liquor , which usually contains acid , is used to remove the surface impurities.

7. Parts cleaning - Wikipedia

   en.wikipedia.org/wiki/Parts_cleaning

   Metal surface cleaning and metal cleaning do not consider the increasing usage of plastics and composite materials in this sector. The term component cleaning leaves out the cleaning of steel sections and sheets, and finally, degreasing only describes a part of the topic, as in most cases, chips, fines, particles, salts, etc. also have to be ...

8. Conservation and restoration of shipwreck artifacts - Wikipedia

   en.wikipedia.org/wiki/Conservation_and...

   During the cleaning process bleach can be added in a 4% hydrogen peroxide solution. For stubborn stains such as mold, mildew, black sulfide stains, and organic stains, the fabric is soaked in a solution of 1 liter of de-ionized water, 60 ml 30% hydrogen peroxide and a 2.5 g sodium silicate dissolved in 100 ml hot de-ionized water.

9. Cleaning agent - Wikipedia

   en.wikipedia.org/wiki/Cleaning_agent

   Cleaning agents or hard-surface cleaners are substances (usually liquids, powders, sprays, or granules) used to remove dirt, including dust, stains, foul odors, and clutter on surfaces. [1] Purposes of cleaning agents include health , beauty, removing offensive odors, and avoiding the spread of dirt and contaminants to oneself and others.