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2. Pilot light - Wikipedia

   en.wikipedia.org/wiki/Pilot_light

   The appliance efficiency of a gas-fired balanced flue local space heater in pilot light mode is almost equal with the appliance efficiency measured at the reduced power of the appliance, which efficiency is between 65–95% based on the low calorific value of the consumed gas, making part of the pilot light's energy consumption into useful heat.

3. Rheem Manufacturing Company - Wikipedia

   en.wikipedia.org/wiki/Rheem_Manufacturing_Company

   He developed the first automatic storage tank gas-fired water heater, which went into production in 1889. [26] Ruud worked for George Westinghouse (1846–1914), but eventually bought the rights to produce the product he invented and formed his own company in 1897.

4. Gas heater - Wikipedia

   en.wikipedia.org/wiki/Gas_heater

   Upright non-flued liquefied petroleum gas heater, 1970s A wall mounted gas heater that runs on either propane or natural gas. A gas heater is a space heater used to heat a room or outdoor area by burning natural gas, liquefied petroleum gas, propane, or butane. Indoor household gas heaters can be broadly categorized in one of two ways: flued or ...

5. What Dermatologists Want You to Know About Vitamin E Oil for Skin

   www.aol.com/dermatologists-want-know-vitamin-e...

   Using vitamin E oil for skin has a variety of potential benefits thanks to its moisturizing and antioxidant properties. Dermatologists explain its uses.

6. Girl accused in Wisconsin school deaths joins short list of ...

   www.aol.com/girl-accused-wisconsin-school-deaths...

   The fatal shooting of a student and a teacher at a private Christian school in Wisconsin was laden with shock, even for a nation dulled by the horror of repeated school massacres.

7. Water heating - Wikipedia

   en.wikipedia.org/wiki/Water_heating

   Under the pre-2015 standard, a 75 US gal (280 L; 62 imp gal) gas storage water heater with a nominal input of 22 kW (75,000 BTU/h) or less was able to have an energy factor as low as 53%, while under the 2015 standard, the minimum energy factor for a 75-US-gallon gas storage tank water heater is now 74%, which can only be achieved by using ...