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  2. 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 ...

  3. Energy Star - Wikipedia

    en.wikipedia.org/wiki/Energy_Star

    Energy Star qualified heat pumps, boilers, air conditioning systems, and furnaces are available. In addition, cooling and heating bills can be significantly lowered with air sealing and duct sealing. Air sealing reduces the outdoor air that penetrates a building, and duct sealing prevents attic or basement air from entering ducts and lessening ...

  4. 3M - Wikipedia

    en.wikipedia.org/wiki/3M

    [36] [37] A year later 3M instead issued free samples of it as a sticky note directly to consumers in Boise, Idaho, with 95% of those who tried them indicating they would buy the product. [36] The product was sold as " Post-Its " in 1979 when the rollout introduction began, [ 38 ] and was sold across the United States [ 38 ] from April 6, 1980 ...

  5. History of tariffs in the United States - Wikipedia

    en.wikipedia.org/wiki/History_of_tariffs_in_the...

    In the late 1860s the wool manufacturers (based near Boston and Philadelphia) formed the first national lobby, and cut deals with wool-growing farmers in several states. Their challenge was that fastidious wool producers in Britain and Australia marketed a higher quality fleece than the Americans, and that British manufacturers had costs as low ...

  6. McMinnville, Oregon - Wikipedia

    en.wikipedia.org/wiki/McMinnville,_Oregon

    McMinnville founder William T. Newby. Town founder William T. Newby joined the Great Migration of 1843, of people from the eastern states to the west.He later claimed land in 1844 on the present site of McMinnville in what was known as the Oregon Country.

  7. Pittsburgh - Wikipedia

    en.wikipedia.org/wiki/Pittsburgh

    Pittsburgh (/ ˈ p ɪ t s b ɜːr ɡ / PITS-burg) is a city in and the county seat of Allegheny County, Pennsylvania, United States.It is the second-most populous city in Pennsylvania (after Philadelphia) and the 68th-most populous city in the U.S., with a population of 302,971 as of the 2020 census.

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