Acids in wine responsible for the sour taste of vinegar. During fermentation, activity by yeast cells naturally produces a small amount of acetic acid. If the wine is exposed to oxygen, "Acetobacter" bacteria will convert the ethanol into acetic acid. This process is known as the “acetification” of wine and is the primary process behind wine degradation into vinegar. An excessive amount of acetic acid is also considered a wine fault. A taster's sensitivity to acetic acid will vary, but most people can detect excessive amounts at around 600 mg/l. Ascorbic acid, also known as vitamin C, is found in young wine grapes
Longest word in French letter "s" to the end. The adjective "interdépartemental" (18 letters), which also appears in the list, can be pluralised by appending the letters "es". Longest word in French This article lists some of the longest words in the French language. The longest word listed below, "hippopotomonstrosesquippedaliophobie" (36 letters) is the fear (or phobia) of long words. The word is formed from the Latin word "sesquipedalia" (singular "sesquipedalis"), which the Ancient Roman poet Horace used in "Ars Poetica" to describe excessively long words; literally, it means "a foot-and-a-half long". The length of the word "hippopotomonstrosesquippedaliophobie" is embellished with the prefix "hippopotomonstro"