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  2. Air sanitizer - Wikipedia

    en.wikipedia.org/wiki/Air_sanitizer

    An air sanitizer is a sanitizer that acts on airborne microorganisms, including bacteria, fungi, and viruses, in households, institutions, and/or commercial environments.

  3. Here’s how Lysol Disinfectant Spray actually works, and where ...

    www.aol.com/article/lifestyle/2020/08/26/heres...

    While the EPA previously released a list of over 400 approved cleaning products that met its list of criteria for use against COVID-19, Lysol’s disinfectants are the first two that the agency ...

  4. NCH Corporation - Wikipedia

    en.wikipedia.org/wiki/NCH_Corporation

    National Disinfectant Company, the original incarnation of NCH Corporation, was founded in Dallas, Texas, by Milton P. Levy in 1919. The Levy family has controlled NCH throughout its history. Levy's three sons, Lester, Milton Jr., and Irvin, started working in the company warehouse and shipping areas as teenagers.

  5. Drain-waste-vent system - Wikipedia

    en.wikipedia.org/wiki/Drain-waste-vent_system

    A sewer pipe is normally at neutral air pressure compared to the surrounding atmosphere.When a column of waste water flows through a pipe, it compresses air ahead of it in the system, creating a positive pressure that must be released so it does not push back on the waste stream and downstream traps, slow drainage, and induce potential clogs.

  6. Clean-in-place - Wikipedia

    en.wikipedia.org/wiki/Clean-in-place

    Up to the 1950s, closed systems were disassembled and cleaned manually. [ 2 ] : 487 The advent of CIP was a boon to industries that needed frequent internal cleaning of their processes. Industries that rely heavily on CIP are those requiring high levels of hygiene, and include: dairy , beverage , brewing , processed foods , pharmaceutical , and ...

  7. Wet scrubber - Wikipedia

    en.wikipedia.org/wiki/Wet_scrubber

    The term wet scrubber describes a variety of devices that remove pollutants from a furnace flue gas or from other gas streams. In a wet scrubber, the polluted gas stream is brought into contact with the scrubbing liquid, by spraying it with the liquid, by forcing it through a pool of liquid, or by some other contact method, so as to remove the pollutants.