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Brewing
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 the barley, the resultant liquid, wort, is boiled in large copper vats to sterilize and concentrate it before the addition of hops. The process usually lasts no more than two hours. Filtering, cooling, and the addition of yeast for fermentation then follow.', copy:'(Image © Juan Silva/Getty Images)'});)
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Making of beer, ale, or other alcoholic beverage, from malt and barley by steeping (mashing), boiling, and fermenting.
Mashing the barley releases its sugars. Yeast is then added, which contains the enzymes needed to convert the sugars into ethanol (alcohol) and carbon dioxide. Hops are added to give a bitter taste.
© RM 2009. Helicon Publishing is division of RM.
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activation energy
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brewing
catalyst
chemical equation
chemical equilibrium
collision theory
combustion
competition reaction
conservation of mass
contact process
decomposition
denaturation
displacement reaction
endothermic reaction
energy of reaction
energy transfer
enzyme
equation (chemistry)
equation, word
exothermic reaction
fossil fuel
Haber process
kinetic theory
neutralization
nitric acid
oxidation (chemistry)
particle theory
photosynthesis
rate of reaction
reaction
redox reaction
reduction
respiration
reversible reaction
rust (chemistry)
smoke
sulphuric acid
yield (chemistry)
activation energy
ammonia
biotechnology
brewing
catalyst
chemical equation
chemical equilibrium
collision theory
combustion
competition reaction
conservation of mass
contact process
decomposition
denaturation
displacement reaction
endothermic reaction
energy of reaction
energy transfer
enzyme
equation (chemistry)
equation, word
exothermic reaction
fossil fuel
Haber process
kinetic theory
neutralization
nitric acid
oxidation (chemistry)
particle theory
photosynthesis
rate of reaction
reaction
redox reaction
reduction
respiration
reversible reaction
rust (chemistry)
smoke
sulphuric acid
yield (chemistry)
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Red, white, and blue are the pan-Slav colours. The small shields represent Croatia Ancient, Dubrovnik, Dalmatia, Istria, and Slavonia. The flag is based on the tricolour used during World War II. Effective date: 22 December 1990.
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