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  2. Onsite sewage facility - Wikipedia

    en.wikipedia.org/wiki/Onsite_sewage_facility

    Post-tank treatment can include aerobic (with oxygen) or anaerobic (with no or low oxygen) biological treatment in suspended or fixed-film reactors, physical/chemical treatment, soil infiltration, fixed-media filtration, and/or disinfection. The application and sizing of treatment units based on these technologies are defined by performance ...

  3. Reuse of human excreta - Wikipedia

    en.wikipedia.org/wiki/Reuse_of_human_excreta

    SOIL's two composting waste treatment facilities currently transform over 20,000 gallons (75,708 liters) of human excreta into organic, agricultural-grade compost every month. [67] The compost produced at these facilities is sold to farmers, organizations, businesses, and institutions around the country to help finance SOIL's waste treatment ...

  4. Potting soil - Wikipedia

    en.wikipedia.org/wiki/Potting_soil

    A flowerpot filled with potting soil. Potting soil or growing media, also known as potting mix or potting compost (UK), is a substrate used to grow plants in containers. The first recorded use of the term is from an 1861 issue of the American Agriculturist. [1] Despite its name, little or no soil is usually used in potting soil.

  5. Hydroponics - Wikipedia

    en.wikipedia.org/wiki/Hydroponics

    It is used loose or in plastic sleeves immersed in the water. It is also used in potting soil mixes to decrease soil density. It does contain a high amount of fluorine which could be harmful to some plants. [66] Perlite has similar properties and uses to vermiculite but, in general, holds more air and less water and is buoyant.

  6. Mechanical biological treatment - Wikipedia

    en.wikipedia.org/.../Mechanical_biological_treatment

    A mechanical biological treatment (MBT) system is a type of waste processing facility that combines a sorting facility with a form of biological treatment such as composting or anaerobic digestion. MBT plants are designed to process mixed household waste as well as commercial and industrial wastes .

  7. Windrow composting - Wikipedia

    en.wikipedia.org/wiki/Windrow_composting

    Windrow turner used on maturing piles at a biosolids composting facility in Canada. Maturing windrows at an in-vessel composting facility.. In agriculture, windrow composting is the production of compost by piling organic matter or biodegradable waste, such as animal manure and crop residues, in long rows – windrow.

  8. Constructed wetland - Wikipedia

    en.wikipedia.org/wiki/Constructed_wetland

    The dominant forms of nitrogen in wetlands that are of importance to wastewater treatment include organic nitrogen, ammonia, ammonium, nitrate and nitrite. Total nitrogen refers to all nitrogen species. Wastewater nitrogen removal is important because of ammonia's toxicity to fish if discharged into watercourses.

  9. Topsoil - Wikipedia

    en.wikipedia.org/wiki/Topsoil

    Low fertility, low fertility acidic and low fertility calcareous are other soil classifications designed for plants which thrive in nutrient sparse soil. Examples of specialist plants include the Venus flytrap which is found in low nitrogen and phosphorus environments so is less tolerant of highly nutrient rich environments than other plants ...

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