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  1. en.wikipedia.org › wiki › AmmoniaAmmonia - Wikipedia

    Hace 11 horas · Ammonia is an inorganic chemical compound of nitrogen and hydrogen with the formula N H 3.A stable binary hydride and the simplest pnictogen hydride, ammonia is a colourless gas with a distinctive pungent smell. Biologically, it is a common nitrogenous waste, and it contributes significantly to the nutritional needs of terrestrial organisms by serving as a precursor to fertilisers.

  2. en.wikipedia.org › wiki › SerotoninSerotonin - Wikipedia

    Hace 11 horas · Serotonin (/ ˌ s ɛr ə ˈ t oʊ n ɪ n, ˌ s ɪər ə-/) or 5-hydroxytryptamine (5-HT) is a monoamine neurotransmitter.Its biological function is complex, touching on diverse functions including mood, cognition, reward, learning, memory, and numerous physiological processes such as vomiting and vasoconstriction.. Serotonin is produced in the central nervous system (CNS), specifically in the ...

  3. en.wikipedia.org › wiki › MethadoneMethadone - Wikipedia

    Hace 11 horas · Methadone, sold under the brand names Dolophine and Methadose among others, is a synthetic opioid agonist used for chronic pain and also for opioid use disorder. [7] It is used to treat chronic pain, and it is also used to treat addiction to heroin or other opioids. [10] [11] Prescribed for daily use, the medicine relieves cravings and removes ...

  4. Hace 11 horas · Pair iron with vitamin C - Vitamin C can significantly enhance the absorption of non-heme iron. Add vitamin C-rich foods like citrus fruits, tomatoes, bell peppers, and broccoli to your iron-rich meals. Avoid inhibitors of iron absorption like coffee, tea, and foods high in calcium during meals. 2. Iron supplements.

  5. en.wikipedia.org › wiki › Travel_visaTravel visa - Wikipedia

    Hace 11 horas · A United States travel visa issued in 2014. A visa (lat. “something seen”, pl. visas from Latin charta visa 'papers that have been seen') is a conditional authorization granted by a polity to a foreigner that allows them to enter, remain within, or leave its territory. Visas typically include limits on the duration of the foreigner's stay, areas within the country they may enter, the dates ...

  6. Hace 11 horas · Split system air conditioners are a popular choice for cooling and heating homes and commercial spaces. These systems offer numerous advantages, including energy efficiency, flexibility, and improved air quality. In this article, we will delve into the key components of split system air conditioners, how they work, and the benefits they provide. We will also discuss important considerations ...