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2. Roof cleaning - Wikipedia

   en.wikipedia.org/wiki/Roof_cleaning

   One safe and effective means to clean a roof is an electric agricultural sprayer system, as originally developed in Florida, USA in the early 1990s. [6] The equipment is used to apply a cleaning solution (typically containing bleach) that kills the algae, bacteria, mold, mildew, moss, fungus and other organic organisms growing on the roof.

3. Bleach - Wikipedia

   en.wikipedia.org/wiki/Bleach

   Bleach is the generic name for any chemical product that is used industrially or domestically to remove ... and algae and in many places where sterile conditions are ...

4. Coral bleaching - Wikipedia

   en.wikipedia.org/wiki/Coral_bleaching

   Coral and microscopic algae have a symbiotic relationship. When water temperatures get too high, the algae leave the coral tissue and the coral begins to starve. [20] Climate change will affect coral reef ecosystems, through sea level rise, changes to the frequency and intensity of tropical storms, and altered ocean circulation patterns.

5. Algaecide - Wikipedia

   en.wikipedia.org/wiki/Algaecide

   Barley straw, in England, is placed in mesh bags and floated in fish ponds or water gardens to help reduce algal growth without harming pond plants and animals. Barley straw has not been approved by the United States Environmental Protection Agency (EPA) for use as a pesticide and its effectiveness as an algaecide in ponds has produced mixed results during university testing in the United ...

6. Benzalkonium chloride - Wikipedia

   en.wikipedia.org/wiki/Benzalkonium_chloride

   Algaecides for clearing of algae, moss, lichens from paths, roof tiles, swimming pools, masonry, etc. Benzalkonium chloride is also used in many non-consumer processes and products, including as an active ingredient in surgical disinfection. A comprehensive list of uses includes industrial applications. [9]

7. Chlorine-releasing compounds - Wikipedia

   en.wikipedia.org/wiki/Chlorine-releasing_compounds

   The hypochlorites in liquid bleach and bleaching powder can react with ammonia to form a number of products, including monochloramine (NH 2 Cl), then dichloramine (NHCl 2) and finally nitrogen trichloride (NCl 3). Similar reactions may occur with amines or related compounds and biological materials (such as urine). The result depends on the ...