enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Pickling (metal) - Wikipedia

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

    Pickling sludge is the waste product from pickling, and includes acidic rinse waters, iron chlorides, and metallic salts and waste acid. [7] Spent pickle liquor is considered a hazardous waste by the EPA . [ 8 ]

  3. Activated sludge - Wikipedia

    en.wikipedia.org/wiki/Activated_sludge

    Activated sludge tank at Beckton sewage treatment plant, UK.The white bubbles are due to the diffused air aeration system. The activated sludge process is a type of biological wastewater treatment process for treating sewage or industrial wastewaters using aeration and a biological floc composed of bacteria and protozoa.

  4. Sludge - Wikipedia

    en.wikipedia.org/wiki/Sludge

    Fecal sludge collected from pit latrines near Durban, South Africa, awaiting further treatment by drying. Sludge (possibly from Middle English slutch 'mud, mire', or some dialect related to slush) [1] is a semi-solid slurry that can be produced from a range of industrial processes, from water treatment, wastewater treatment or on-site sanitation systems.

  5. How to Pickle Safely - AOL

    www.aol.com/pickle-safely-000148974.html

    Nothing says summer like spending the afternoon canning fresh produce from your garden. While we can’t get enough of our favorite pickled recipes, pickling comes with some risks. The trouble ...

  6. Pickling - Wikipedia

    en.wikipedia.org/wiki/Pickling

    Pickling is the process of preserving or extending the shelf life of food by either anaerobic fermentation in brine or immersion in vinegar. The pickling procedure typically affects the food's texture and flavor. The resulting food is called a pickle, or, if named, the name is prefaced with the word "pickled". Foods that are pickled include ...

  7. 'This isn't farming, it's dumping.' Debate about what do with ...

    www.aol.com/isnt-farming-dumping-debate-slug...

    The Industrial Sludge Utilization Permit bill, or SB 1074 and HB 0991, was introduced by Del. Sara Love, D-16th-Montgomery, and Sen. Justin Ready, R-5th-Carroll and Frederick County. The bill has ...

  8. Sewage sludge treatment - Wikipedia

    en.wikipedia.org/wiki/Sewage_sludge_treatment

    Sludge treatment technologies that are used for thickening or dewatering of sludge have two products: the thickened or dewatered sludge, and a liquid fraction which is called sludge treatment liquids, sludge dewatering streams, liquors, centrate (if it stems from a centrifuge), filtrate (if it stems from a belt filter press) or similar.

  9. Maryland takes aim at industrial sludge with new bills. Here ...

    www.aol.com/maryland-takes-aim-industrial-sludge...

    A new law passed by the Maryland General Assembly takes aim at impacts of industrial sludge in the state. Here's what to know.