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  2. Energy in Nepal - Wikipedia

    en.wikipedia.org/wiki/Energy_in_Nepal

    Nepal is a country enclosed by land, situated between China and India. It has a total area of 148,006.67 square kilometers and a population of 29.16 million. [1] It has a small economy, with a GDP of $42 billion in 2024, amounting to about 1% of South Asia and 0.04% of the World's GDP.

  3. R-410A - Wikipedia

    en.wikipedia.org/wiki/R-410A

    R-410A is a refrigerant used in air conditioning and heat pump applications. It is a zeotropic but near-azeotropic mixture of difluoromethane (CH 2 F 2, called R-32) and pentafluoroethane (CHF 2 CF 3, called R-125). R-410A is sold under the trademarked names AZ-20, EcoFluor R410, Forane 410A, Genetron R410A, Puron, and Suva 410A.

  4. Refrigerant - Wikipedia

    en.wikipedia.org/wiki/Refrigerant

    Currently used in residential and commercial air-conditioners and heat pumps. R-134a HFC-134a CH 2 FCF 3: 1,1,1,2-Tetrafluoroethane: 3790 1550 Widely used Most used in 2020 for hydronic heat pumps in Europe and the United States in spite of high GWP. [58] Commonly used in automotive air conditioners prior to phase out which began in 2012. R-410A

  5. Liquid hydrogen - Wikipedia

    en.wikipedia.org/wiki/Liquid_hydrogen

    Liquid hydrogen (H 2 (l)) is the liquid state of the element hydrogen. Hydrogen is found naturally in the molecular H 2 form. [4] To exist as a liquid, H 2 must be cooled below its critical point of 33 K. However, for it to be in a fully liquid state at atmospheric pressure, H 2 needs to be cooled to 20.28 K (−252.87 °C; −423.17 °F). [5]

  6. Heating, ventilation, and air conditioning - Wikipedia

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

    Central, "all-air" air-conditioning systems (or package systems) with a combined outdoor condenser/evaporator unit are often installed in North American residences, offices, and public buildings, but are difficult to retrofit (install in a building that was not designed to receive it) because of the bulky air ducts required. [32] (Minisplit ...

  7. College Football Playoff rankings: Ohio State slips, Miami ...

    www.aol.com/college-football-playoff-rankings...

    The fates of Ohio State and Miami were the two major unknowns entering the College Football Playoff rankings that revealed the future of the field.

  8. Air conditioning - Wikipedia

    en.wikipedia.org/wiki/Air_conditioning

    The efficiency of air conditioners is often rated by the seasonal energy efficiency ratio (SEER), which is defined by the Air Conditioning, Heating and Refrigeration Institute in its 2008 standard AHRI 210/240, Performance Rating of Unitary Air-Conditioning and Air-Source Heat Pump Equipment. [61]

  9. Illegal immigrant involved in suspected DUI crash that ...

    www.aol.com/news/illegal-immigrant-involved...

    A realtor in Georgia was killed in a suspected DUI crash that allegedly involved an underage illegal immigrant from Honduras who ran through a red light and struck the driver, going 100 miles per ...

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