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  2. Data sanitization - Wikipedia

    en.wikipedia.org/wiki/Data_sanitization

    Data sanitization involves the secure and permanent erasure of sensitive data from datasets and media to guarantee that no residual data can be recovered even through extensive forensic analysis. [1] Data sanitization has a wide range of applications but is mainly used for clearing out end-of-life electronic devices or for the sharing and use ...

  3. Data remanence - Wikipedia

    en.wikipedia.org/wiki/Data_remanence

    Data remanence is the residual representation of digital data that remains even after attempts have been made to remove or erase the data. This residue may result from data being left intact by a nominal file deletion operation, by reformatting of storage media that does not remove data previously written to the media, or through physical properties of the storage media that allow previously ...

  4. Water purification - Wikipedia

    en.wikipedia.org/wiki/Water_purification

    Complete removal of ions from water is possible if the right conditions are met. The water is normally pre-treated with a reverse osmosis unit to remove non-ionic organic contaminants, and with gas transfer membranes to remove carbon dioxide. A water recovery of 99% is possible if the concentrate stream is fed to the RO inlet.

  5. Ultrapure water - Wikipedia

    en.wikipedia.org/wiki/Ultrapure_water

    Ultrapure water (UPW), high-purity water or highly purified water (HPW) is water that has been purified to uncommonly stringent specifications. Ultrapure water is a term commonly used in manufacturing to emphasize the fact that the water is treated to the highest levels of purity for all contaminant types, including: organic and inorganic compounds; dissolved and particulate matter; volatile ...

  6. Sanitization - Wikipedia

    en.wikipedia.org/wiki/Sanitization

    Sanitization is the cleaning and disinfection of an area or an item. Sanitizing involves the use of heat or chemicals to reduce the number of microorganisms to safe levels. It can also refer to: Data sanitization, preventing recovery of erased information Sanitization (classified information), in government/military contexts

  7. 5 of the most common health myths about soda - AOL

    www.aol.com/lifestyle/2015-09-04-7-of-the-most...

    In reality, our electrolytes aren't fully consumed until more than an hour of training, so a 30-minute session in the gym probably isn't going to require much more than water.