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2. The best air purifier for 2024 - Engadget

   www.engadget.com/best-air-purifier-120040002.html

   The Core 400S claims a half-hour air exchange rate for a 1,000-square-foot room and combines the three main filter types — pre-filter, activated carbon and particle — into a single ring ...

3. Water purification - Wikipedia

   en.wikipedia.org/wiki/Water_purification

   Simple techniques for treating water at home, such as chlorination, filters, and solar disinfection, and for storing it in safe containers could save a huge number of lives each year. [52] Reducing deaths from waterborne diseases is a major public health goal in developing countries. The global water purification market is worth 22 billion ...

4. Water filter - Wikipedia

   en.wikipedia.org/wiki/Water_filter

   A water filter removes impurities by lowering contamination of water using a fine physical barrier, a chemical process, or a biological process. Filters cleanse water to different extents, for purposes such as: providing agricultural irrigation, accessible drinking water, public and private aquariums, and the safe use of ponds and swimming pools .

5. Portable water purification - Wikipedia

   en.wikipedia.org/wiki/Portable_water_purification

   Portable water purification devices are self-contained, easily transported units used to purify water from untreated sources (such as rivers, lakes, and wells) for drinking purposes. Their main function is to eliminate pathogens, and often also of suspended solids and some unpalatable or toxic compounds .

6. Six technologies that produce clean, safe drinking water

   www.engadget.com/2016-09-17-six-technologies...

   A built-in desalination system uses some of the electricity produced to create clean drinking water, and the rest of the electricity is fed back to shore and added to the grid. The utility-scale ...

7. This in-home water recycler is meant to help the planet, and ...

   www.engadget.com/2020-01-08-hydraloop-home-water...

   At $4,000 per unit, Hydraloops aren't exactly cheap, but those recurring monthly water savings should help recoup that initial investment over time. And honestly, with the earth in the condition ...