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  2. List of postal codes - Wikipedia

    en.wikipedia.org/wiki/List_of_postal_codes

    The inward postcode is always formatted as NAA. A valid inward postcode never contains the letters: C, I, K, M, O or V. The British Forces Post Office has a different system, but as of 2012 has also adopted UK-style postcodes that begin with "BF1" for electronic compatibility. United States: 1 July 1963 US: NNNNN NNNNN, NNNNN-NNNN

  3. Alkoxide - Wikipedia

    en.wikipedia.org/wiki/Alkoxide

    In chemistry, an alkoxide is the conjugate base of an alcohol and therefore consists of an organic group bonded to a negatively charged oxygen atom. They are written as RO −, where R is the organyl substituent. Alkoxides are strong bases [citation needed] and, when R is not bulky, good nucleophiles and good ligands.

  4. Alcohol (chemistry) - Wikipedia

    en.wikipedia.org/wiki/Alcohol_(chemistry)

    The term alcohol originally referred to the primary alcohol ethanol (ethyl alcohol), which is used as a drug and is the main alcohol present in alcoholic drinks. The suffix -ol appears in the International Union of Pure and Applied Chemistry (IUPAC) chemical name of all substances where the hydroxyl group is the functional group with the ...

  5. Postal code - Wikipedia

    en.wikipedia.org/wiki/Postal_code

    Post office sign in Farrer, Australian Capital Territory, showing postcode 2607. A postal code (also known locally in various English-speaking countries throughout the world as a postcode, post code, PIN or ZIP Code) is a series of letters or digits or both, sometimes including spaces or punctuation, included in a postal address for the purpose of sorting mail.

  6. Mixed liquor suspended solids - Wikipedia

    en.wikipedia.org/wiki/Mixed_liquor_suspended_solids

    Raw sewage enters in the water treatment process with a concentration of sometimes several hundred mg/L of BOD. Upon being treated by screening, pre-settling, activated sludge processes or other methods of treatment, the concentration of BOD in water can be lowered to less than 2 mg/L, which is considered to be clean, safe to discharge to ...

  7. List of postcode districts in the United Kingdom - Wikipedia

    en.wikipedia.org/wiki/List_of_postcode_districts...

    Postcode areas shown with former postal counties. This is a list of postcode districts in the United Kingdom and Crown Dependencies. A group of postcode districts with the same alphabetical prefix is called a postcode area. All, or part, of one or more postcode districts are grouped into post towns. [1]

  8. Comparison of psychoactive alcohols in alcoholic drinks

    en.wikipedia.org/wiki/Comparison_of_psychoactive...

    4170 mg/kg [4] 2-methylpropan-1-ol ? 0.9% (mean) in Rye mash cistern room: 534–1197 mg/100 mL 2460 mg/kg 2-Methylbutan-2-ol: None (tertiary alcohol) 0.07% in beer: 70 mg/100 mL (see tert-Pentyl alcohol in ref) Found in cassava fermented drinks: 1000 mg/kg 2-Methylpropan-2-ol None (tertiary alcohol) Identified, not quantified, in beer [5] 2743 ...

  9. Alcohol by volume - Wikipedia

    en.wikipedia.org/wiki/Alcohol_by_volume

    At relatively low alc/vol, the alcohol percentage by weight is about 4/5 of the alc/vol (e.g., 3.2% ABW is about 4% alc/vol). [25] However, because of the miscibility of alcohol and water, the conversion factor is not constant but rather depends upon the concentration of alcohol. [citation needed]