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2. NIOSH air filtration rating - Wikipedia

   en.wikipedia.org/wiki/NIOSH_air_filtration_rating

   The NIOSH air filtration rating is the U.S. National Institute for Occupational Safety and Health (NIOSH)'s classification of filtering respirators. The ratings describe the ability of the device to protect the wearer from solid and liquid particulates in the air. The certification and approval process for respiratory protective devices is ...

3. Air filter - Wikipedia

   en.wikipedia.org/wiki/Air_filter

   A particulate air filter is a device composed of fibrous, or porous materials which removes particulates such as smoke, dust, pollen, mold, viruses and bacteria from the air. Filters containing an adsorbent or catalyst such as charcoal (carbon) may also remove odors and gaseous pollutants such as volatile organic compounds or ozone. [1]

4. Dell - Wikipedia

   en.wikipedia.org/wiki/Dell

   Dell is a subsidiary of Dell Technologies, Inc., a publicly traded company, as well as a component of the NASDAQ-100 and S&P 500. Dell is ranked 31st on the Fortune 500 list in 2022, [8] up from 76th in 2021. [9] It is also the sixth-largest company in Texas by total revenue, according to Fortune magazine.

5. History of laptops - Wikipedia

   en.wikipedia.org/wiki/History_of_laptops

   Although portable computers with clamshell LCD screens already existed at the time of its release, the Ultralite was the first computer in a notebook form-factor. It was significantly smaller than all earlier portable computers and could be carried like a notebook and its clamshell LCD folded over the body like a book cover. Apple and IBM

6. AOL.com - News, Sports, Weather, Entertainment, Local & Lifestyle

   www.aol.com

   AOL latest headlines, entertainment, sports, articles for business, health and world news.

7. Why a log of redacted Signal messages shines a light on ... - AOL

   www.aol.com/finance/why-log-redacted-signal...

   In 2023, 26.7% of executives at Level 8 or above were women. That’s up from 25.2% in 2022 and 24.1% in 2021. But earlier this month, I was reminded of Amazon’s male-dominated leadership beyond ...