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  2. Water heating - Wikipedia

    en.wikipedia.org/wiki/Water_heating

    An 80 US gal (300 L; 67 imp gal) electric storage tank water heater was able to have a minimum energy factor of 86% under the pre-2015 standard, while under the 2015 standard, the minimum energy factor for an 80-gallon electric storage tank water heater is now 197%, which is only possible with heat pump technology. This rating measures ...

  3. Victorian Railways X class (1886) - Wikipedia

    en.wikipedia.org/wiki/Victorian_Railways_X_class...

    Nos. 355 and 357 were fitted with Knorr's feed water heaters in 1894. No. 353 was fitted with Knorr's feed water heater and an Alve's hot water pump in August 1895. Nos. 355 and 379 had Adam's vortex blast pipes installed during 1889 and 1891 in an attempt to improve drafting and front-end efficiency.

  4. Ferrellgas - Wikipedia

    en.wikipedia.org/wiki/Ferrellgas

    Its products are sold across North America, South America, Europe, and Asia. Global Sourcing products include Uniflame-branded barbeque grills, as well as patio heaters, outdoor fireplaces, mosquito eliminators, charcoal and electric grills, and indoor fireplaces sold under SkeeterVac, Endless Summer, and other private labels.

  5. Solar water heating - Wikipedia

    en.wikipedia.org/wiki/Solar_water_heating

    In the 1950s a fuel shortage led the government to forbid heating water between 10 pm and 6 am. Levi Yissar built the first prototype Israeli solar water heater and in 1953 he launched the NerYah Company, Israel's first commercial manufacturer of solar water heating. [8] Solar water heaters were used by 20% of the population by 1967.

  6. GE BWR - Wikipedia

    en.wikipedia.org/wiki/GE_BWR

    The reactors for Units 1, 2, and 6 were supplied by General Electric, the other three by Toshiba and Hitachi. Unit 1 was a 460 MW boiling water reactor from the BWR-3 design iteration introduced in 1965 and constructed in July 1967.

  7. Sustainable architecture - Wikipedia

    en.wikipedia.org/wiki/Sustainable_architecture

    There are two types of solar water systems: active and passive. An active solar collector system can produce about 80 to 100 gallons of hot water per day. A passive system will have a lower capacity. [21] Active solar water system's efficiency is 35-80% while a passive system is 30-50%, making active solar systems more powerful. [22]

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