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2. Electric arc furnace - Wikipedia

   en.wikipedia.org/wiki/Electric_arc_furnace

   Separate from the furnace structure is the electrode support and electrical system, and the tilting platform on which the furnace rests. Two configurations are possible: the electrode supports and the roof tilt with the furnace, or are fixed to the raised platform. The roof of an arc furnace removed, showing the three electrodes

3. Annual fuel utilization efficiency - Wikipedia

   en.wikipedia.org/wiki/Annual_fuel_utilization...

   The annual fuel utilization efficiency (AFUE; pronounced 'A'-'Few' or 'A'-'F'-'U'-'E') is a thermal efficiency measure of space-heating furnaces and boilers.The AFUE differs from the true 'thermal efficiency' in that it is not a steady-state, peak measure of conversion efficiency, but instead attempts to represent the actual, season-long, average efficiency of that piece of equipment ...

4. Heating, ventilation, and air conditioning - Wikipedia

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

   Such a system contains a boiler, furnace, or heat pump to heat water, steam, or air in a central location such as a furnace room in a home, or a mechanical room in a large building. The heat can be transferred by convection, conduction, or radiation. Space heaters are used to heat single rooms and only consist of a single unit.

5. Central heating - Wikipedia

   en.wikipedia.org/wiki/Central_heating

   This limit controller may shut the furnace off if the blower fails or if something is blocking the air flow. The heated air is then sent back through the home through supply ducts. In larger commercial applications, central heating is provided through an air handler which incorporates similar components as a furnace but on a larger scale.

6. Final Photo Captures Grandparents Trapped On Roof Before ...

   www.aol.com/heartbreaking-final-photo-shows...

   A final photo has emerged of North Carolina grandparents on the roof of their home, surrounded by floodwaters, minutes before they drowned due to Hurricane Helene. Jessica Drye Turner’s family ...

7. Mob hangs and kills 3 men accused of kidnapping girl in Mexico

   www.aol.com/mob-hangs-kills-3-men-111814731.html

   In 2022, a mob in Mexico attacked a young political adviser and then set him on fire over child trafficking accusations shared on chat groups.. In 2018, two men were burned to death in Puebla ...