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2. Marine biogenic calcification - Wikipedia

   en.wikipedia.org/wiki/Marine_biogenic_calcification

   Marine biogenic calcification is the production of calcium carbonate by organisms in the global ocean.. Marine biogenic calcification is the biologically mediated process by which marine organisms produce and deposit calcium carbonate minerals to form skeletal structures or hard tissues.

3. Marine aquarium - Wikipedia

   en.wikipedia.org/wiki/Marine_aquarium

   The most common type of saltwater fish tank, the tropical marine tank, houses marine animals from tropical climates. Usually kept between 24 and 28 °C (75 and 82 °F), these tanks include tropical reef tanks, as well as fish-only tanks. These tanks tend to have a low concentration of microscopic plankton and other foods eaten by filter feeders.

4. Reactive magnesia - Wikipedia

   en.wikipedia.org/wiki/Reactive_magnesia

   Crystalline magnesium oxide, or periclase, has a calculated lattice energy of 3795 kJ mol-1 which must be overcome for it to go into solution or for reaction to occur. Reactive magnesia is essentially amorphous magnesia with low lattice energy and is made at low temperatures and finely ground. CCM is manufactured worldwide.

5. Analytical profile index - Wikipedia

   en.wikipedia.org/wiki/Analytical_profile_index

   The analytical profile index (API) was invented in the 1970s in the United States by Pierre Janin of Analytab Products Inc. [2] The API test system is currently manufactured by bioMérieux. [3] The API range introduced a standardized and miniaturized version of existing techniques, which were considered complicated to perform and difficult to read.

6. Berlin Method - Wikipedia

   en.wikipedia.org/wiki/Berlin_Method

   The Berlin Method of biological filtration is a method for maintaining a clean and stable environment within a saltwater aquarium, typically a coral reef system. This method relies on the use of ample live rock (rock with live marine organisms and bacteria on or in it).

7. Reef aquarium - Wikipedia

   en.wikipedia.org/wiki/Reef_aquarium

   A reef aquarium or reef tank is a marine aquarium that prominently displays live corals and other marine invertebrates as well as fish that play a role in maintaining the tropical coral reef environment. A reef aquarium requires appropriately intense lighting, turbulent water movement, and more stable water chemistry than fish-only marine ...