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2. Vornado Air - Wikipedia

   en.wikipedia.org/wiki/Vornado_Air

   The "Vortex Action" technology and uniquely-designed blade was also used for Vornado-branded heaters, air purifiers, and humidifiers. Between January 1989 and August 1990, Vornado sold about 135,000 of its fans with a distinctive spiral front grille. In August 1990, competitor Duracraft began offering a cheaper, visually similar fan, and by ...

3. Automatic bleeding valve - Wikipedia

   en.wikipedia.org/wiki/Automatic_bleeding_valve

   An automatic bleeding valve or air release valve (ARV) is a plumbing valve used to automatically release trapped air from a heating system. Air, or other gas, may collect within plumbing. For water delivery systems to taps and basins, particularly with good main supply pressure, this air is usually flushed through with the water flow and does ...

4. Thermal cutoff - Wikipedia

   en.wikipedia.org/wiki/Thermal_cutoff

   They are found in virtually every refrigerator, microwave, clothes dryer, space heater, and many more appliances found throughout the home. Another type of thermal switch is a PTC (Positive Temperature Coefficient) thermistor ; these thermistors have a "cutting off" temperature at which the resistance suddenly rises rapidly, limiting the ...

5. Boulder cops are working 100 new tips in JonBenét ... - AOL

   www.aol.com/boulder-cops-working-100-tips...

   "Any piece of information, no matter how small, could make a difference." JonBenét's brother John Andrew Ramsey told The Post. "Your decision to come forward could help bring the answers we so ...

6. My Rare Cancer Has Recurred 3 Times in 3 Years. At Age ... - AOL

   www.aol.com/rare-cancer-recurred-3-times...

   My hand hurt; my whole arm hurt. I was miserable and felt stuck. With the world shut down under COVID-19, the future seemed bleak. ... He ended up sending me off for an MRI, and we scheduled a ...

7. Pilot light - Wikipedia

   en.wikipedia.org/wiki/Pilot_light

   In natural gas furnaces, water heaters, and room heating systems, a safety cut-off switch is normally included so that the gas supply to the pilot and heating system is shut off by an electrically operated valve if the pilot light goes out. This cut-off switch usually detects the pilot light in one of several ways: A flame rectification device. [2]