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2. Heating element - Wikipedia

   en.wikipedia.org/wiki/Heating_element

   An optimized heater design helps to control the heating power and modulate the local temperatures across the heater substrate. In cases where there is a requirement of two or more heating zones with different power densities over a relatively small area, a thick-film heater can be designed to achieve a zonal heating pattern on a single substrate.

3. Fireplace fireback - Wikipedia

   en.wikipedia.org/wiki/Fireplace_fireback

   The primary functions of a fireback are to protect the wall at the back of the fireplace and radiate heat from the fire into the room. The protection was especially important where the wall was constructed of insubstantial material such as daub (a mud and straw mixture coating interwoven wooden wattles), brick or soft stone.

4. Electric heating - Wikipedia

   en.wikipedia.org/wiki/Electric_heating

   30 kW resistance heating coils This radiant heater uses tungsten halogen lamps. Electric heating is a process in which electrical energy is converted directly to heat energy. Common applications include space heating, cooking, water heating and industrial processes. An electric heater is an electrical device that converts an electric current ...

5. Holiday shoppers increased spending by 3.8% despite higher prices

   www.aol.com/holiday-shoppers-increased-spending...

   Sales rose this year during the holiday shopping season even as Americans wrestled with elevated prices for many groceries and other necessities, according to new data. Holiday sales from the ...

6. Radiator - Wikipedia

   en.wikipedia.org/wiki/Radiator

   The Roman hypocaust is an early example of a type of radiator for building space heating. Franz San Galli, a Prussian-born Russian businessman living in St. Petersburg, is credited with inventing the heating radiator around 1855, [1] [2] having received a radiator patent in 1857, [3] but American Joseph Nason developed a primitive radiator in 1841 [4] and received a number of U.S. patents for ...

7. How Trump's years of feuding with FBI Director Christopher ...

   www.aol.com/trumps-years-feuding-fbi-director...

   December 7, 2017: Wray defends the FBI. Four months after Wray is sworn in as the eighth director of the FBI, he publicly defends the agency from Trump’s criticism of its role in investigating ...