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2. Biosand filter - Wikipedia

   en.wikipedia.org/wiki/BioSand_Filter

   Biosand filter. A biosand filter (BSF) is a point-of-use water treatment system adapted from traditional slow sand filters. Biosand filters remove pathogens and suspended solids from water using biological and physical processes that take place in a sand column covered with a biofilm. BSFs have been shown to remove heavy metals, turbidity ...

3. Backwashing (water treatment) - Wikipedia

   en.wikipedia.org/wiki/Backwashing_(water_treatment)

   Backwashing is a form of preventive maintenance so that the filter media can be reused. In water treatment plants, backwashing can be an automated process that is run by local programmable logic controllers (PLCs). The backwash cycle is triggered after a set time interval, when the filter effluent turbidity is greater than a treatment guideline ...

4. Owner's manual - Wikipedia

   en.wikipedia.org/wiki/Owner's_manual

   Owner's manual. An owner's manual (also called an instruction manual or a user guide) is an instructional book or booklet that is supplied with almost all technologically advanced consumer products such as vehicles, home appliances and computer peripherals . Information contained in the owner's manual typically includes:

5. AOL Mail

   mail.aol.com

   You can find instant answers on our AOL Mail help page. Should you need additional assistance we have experts available around the clock at 800-730-2563.

6. Deja Review: MDK2 HD - Engadget

   www.engadget.com/2011-10-29-deja-review-mdk2-hd.html

   Together, the three characters form a fast-paced, delirious whole backed by an invigorating electronic soundtrack by Jesper Kyd (more recently known for his work on the Assassin's Creed series ...

7. Cathode-ray tube - Wikipedia

   en.wikipedia.org/wiki/Cathode-ray_tube

   A notable exception is the LG Flatron (made by LG.Philips Displays, later LP Displays) which is truly flat on the outside and inside, but has a bonded glass pane on the screen with a tensioned rim band to provide implosion protection. Such completely flat CRTs were first introduced by Zenith in 1986, and used flat tensioned shadow masks, where ...

8. Steve Jobs talks about his legacy in new video from 1994

   www.engadget.com/2013-06-19-steve-jobs-talks...

   The Silicon Valley Historical Association has released a short video clip of Steve Jobs from 1994, part of a 20-minute interview he gave while at NeXT. Jobs talked about his future legacy and ...

9. LG's new ThinQ recipe service sources ingredients ... - Engadget

   www.engadget.com/lg-thinq-recipe-service...

   LG. As usual, LG has unveiled its latest smart appliances for CES 2022, but this time they come with an unusual twist: a recipe service. The ThinQ Recipe app will let users choose from up to ...