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2. Roughing pump - Wikipedia

   en.wikipedia.org/wiki/Roughing_pump

   A roughing pump is any vacuum pump (typically mechanical) used to initially evacuate a vacuum system, as a first stage towards achieving high vacuum or ultra high vacuum. The term "roughing pump" derives from the vacuum range it works in, "rough vacuum", above 1x10 −3 torr (0.1 Pa ).

3. 14 Ways to Keep Cool Without AC

   www.aol.com/14-ways-keep-cool-without-110300977.html

   Wearing clothing that repels heat and permits airflow can help you stay cool without running the air conditioner. Avoid tight-fitting clothes and fabrics that attract and trap heat and moisture ...

4. eBay - Wikipedia

   en.wikipedia.org/wiki/EBay

   eBay office in Toronto, Canada. eBay Inc. (/ ˈ iː b eɪ / EE-bay, often stylized as ebay or Ebay) is an American multinational e-commerce company based in San Jose, California, that allows users to buy or view items via retail sales through online marketplaces and websites in 190 markets worldwide.

5. Scroll compressor - Wikipedia

   en.wikipedia.org/wiki/Scroll_compressor

   It is used in air conditioning equipment, as an automobile supercharger (where it is known as a scroll-type supercharger) and as a vacuum pump. Many residential central heat pump and air conditioning systems and a few automotive air conditioning systems employ a scroll compressor instead of the more traditional rotary , reciprocating , and ...

6. Don't wait until the next heat wave to buy an AC — this one ...

   www.aol.com/lifestyle/midea-air-conditioner-sale...

   But don't take it from us, more than 9,300 reviewers at Walmart have given this tiny but mighty air conditioner a 4.2-star rating. "It keeps my living room and my room ice cold," said one reviewer.

7. 'Boy in the Box' Was Found Slain, Severely Beaten and Nude ...

   www.aol.com/boy-box-found-slain-severely...

   Two years after finally being identified, the "Boy in the Box" case continues to haunt Philadelphia. The slain body of Joseph Augustus Zarelli, 4, was discovered in February 1957 in Philadelphia's ...

8. Heating, ventilation, and air conditioning - Wikipedia

   en.wikipedia.org/wiki/Heating,_ventilation,_and...

   An air conditioning system, or a standalone air conditioner, provides cooling and/or humidity control for all or part of a building. Air conditioned buildings often have sealed windows, because open windows would work against the system intended to maintain constant indoor air conditions.

9. Chinese Salt Typhoon cyberespionage targets AT&T ... - AOL

   www.aol.com/news/chinese-salt-typhoon-cyber...

   (Reuters) -The Chinese-linked Salt Typhoon cyberespionage operation targeted AT&T and Verizon's systems, but the wireless carriers' U.S. networks are now secure as they work with law enforcement ...