White beer

Delvaux, F., Delvaux, F. R., and Delcour, J. A. (2000). Characterisation of the colloidal haze in commercial and pilot scale Belgian white beers. J. Inst. Brew. 106, 221-227. 

White beer (weissbier) is a special beer that is very pale in color. A lactic fermentation is carried out following the addition of a starter culture resulting in a very low pH 3.2-3.4. Lactobacillus brevis, a top fermenting yeast, and Brettanomyces bruxellensis are used in fermentation resulting in pure lactic acid flavor (Anderson et al., 2000 Back, 2005 Vriesekoop et al., 2012). Sensory panels would need to ensure the quality of the pure lactic acid flavor and lack of any contaminant-generated off-flavors in such highly acidic/tart beers. 

Fig. 75.6 Evolution of extract, cell populatimi, and 4-vinylgiiaiacol concentration through fermentation of a Belgian white beer...

The three principal domestic uses for rice in 1988 were direct food (61%), processed food (18%), and beer (20%). The direct food use figure includes the conventional white milled rice plus specialty rice products (parboiled, precooked, aromatic, brown, and prepackaged mixes) shipped directly from the rice mills. The specialty products account for approximately one-fifth of the direct food use. Approximately two-thirds of the direct food use rice is ultimately distributed to consumers through retail outlets and one-third through food service outlets. 

Ume. -atze, -atztmg /. Calico) white discharge. -bad, n. whitening bath, (in Turkey-red dyeing) white Liquor bath, -baumdi, n, cajuput oil. -bier, n, pale beer specif., weiss beer,... 

Weisse, m. /. white person, white. — /. whiteness white whitewash pale beer. 

The metal lost from the inside of pumps, reaction vessels, pipework, etc. usually contaminates the product. The implications of this depend upon the product. Ppb levels of iron can discolor white plastics, though at this level the effect is purely cosmetic. Ppm levels of iron and other metals affect the taste of beer. Products sold to compositional requirements (such as reagent-grade acids) can be spoiled by metal pick-up. Pharmaceutical products for human use are often white tablets or powders and are easily discolored by slight contamination by corrosion products. 

At the bar at Chino Latino, which looked about a city block long and was backlighted with yellow LED-like light, a young crowd in baseball caps and beautifully conditioned hair hoisted beer bottles and cocktail glasses and jammed themselves together happily like a child balling a piece of white bread. 

Ethanol DOES NOT interact with MAOIs however, tyramine may be a component of some aged alcoholic drinks, such as red wines or tap beers if a reaction occurs, hypertension and a pounding headache are the most likely symptoms usually white wine is fine (in moderation) and most widely available domestic canned beers do not contain significant amounts of tyramine. 

De Beer D, Joubert E, Gelderblom WCA and Manley M. 2003. Antioxidant activity of South African red and white cultivar wines free radical scavenging. J Agric Food Chem 51(4) 902-909. 

Experiments—Verify Beer s law by wrapping two test tubes in black paper, pouring the same volume (1-2 c.c.) of a dilute solution of a dye into each, and checking the equality of colour by looking down both tubes against a white surface. Then dilute the contents of one tube with 5-10 c.c. of water and again compare their colour. 

Fig. 2.75. Chromatographic analysis of a standard solution (a), an orange juice (b), a white wine (c), and a wheat beer (d). 1 = FAD 2 = FMN 3 = RF. Time scale in min F = fluorescence. Reprinted with permission from C. Andres-Lacueva et al. [192].

Elements and compounds constitute the world of pure substances. An element is a substance that cannot be decomposed by any chemical reaction into simpler substances. Elements are composed of only one type of atom and all atoms of a given type have the same properties. Pure substances cannot be separated into other kinds of matter by any physical process. We are familiar with many pure substances water, iron, mercury, iodine, helium, rust, diamond, table salt, sugar, gypsum, and so forth. Among the pure substances listed above, iron, mercury, iodine, diamond (pure carbon), and helium are elements. We are also familiar with mixtures of pure substances. These include the air that we breathe, milk, molasses, beer, blood, coffee, concrete, egg whites, ice cream, dirt, steel, and so on. 

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