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  2. 2,4,5-Trichlorophenoxyacetic acid - Wikipedia

    en.wikipedia.org/wiki/2,4,5-Trichlorophenoxy...

    2,4,5-Trichlorophenoxyacetic acid (also known as 2,4,5-T ), a synthetic auxin, is a chlorophenoxy acetic acid herbicide used to defoliate broad-leafed plants. It was developed in the late 1940s, synthesized by reaction of 2,4,5-Trichlorophenol and chloroacetic acid. It was widely used in the agricultural industry until being phased out ...

  3. Economics terminology that differs from common usage

    en.wikipedia.org/wiki/Economics_terminology_that...

    The economics term cost, also known as economic cost or opportunity cost, refers to the potential gain that is lost by foregoing one opportunity in order to take advantage of another. The lost potential gain is the cost of the opportunity that is accepted. Sometimes this cost is explicit: for example, if a firm pays $100 for a machine, its cost ...

  4. Safe listening - Wikipedia

    en.wikipedia.org/wiki/Safe_listening

    Safe listening is a framework for health promotion actions to ensure that sound-related recreational activities (such as concerts, nightclubs, and listening to music, broadcasts, or podcasts) do not pose a risk to hearing. [ 1] Wikiversity has learning resources about Global Audiology. While research shows that repeated exposures to any loud ...

  5. Take 20% Off Raycon Earbuds, Headphones and Speakers ... - AOL

    www.aol.com/entertainment/20-off-raycon-earbuds...

    These Basic Earbuds. The Work Earbuds Classic. Raycon. For everyday wear that’s easy to take in and out, these buds are the perfect pick! See it! Get The Work Earbuds Classic (originally $120 ...

  6. Is your family eating rocket fuel? Consumer Reports study ...

    www.aol.com/family-eating-rocket-fuel-consumer...

    Updated August 15, 2024 at 2:31 PM chart visualization Perchlorate , a chemical found in rocket fuel, has contaminated water and food and is more likely to be found in food given to babies and ...

  7. AOL Mail

    mail.aol.com

    You can find instant answers on our AOL Mail help page. Should you need additional assistance we have experts available around the clock at 800-730-2563.

  8. Rural Nevada judge who once ran for state treasurer indicted ...

    www.aol.com/news/rural-nevada-judge-once-ran...

    A Nevada justice of the peace who ran unsuccessfully for state treasurer in 2022 has been indicted on federal charges alleging she used money donated for a memorial to slain police officers for ...

  9. Active noise control - Wikipedia

    en.wikipedia.org/wiki/Active_noise_control

    Active noise control ( ANC ), also known as noise cancellation ( NC ), or active noise reduction ( ANR ), is a method for reducing unwanted sound by the addition of a second sound specifically designed to cancel the first. The concept was first developed in the late 1930s; later developmental work that began in the 1950s eventually resulted in ...