Chapter 2 Wine Faults Flashcards
Acetic acid
Match the wine fault/off-odor with its most likely source.
Sulfur Compound Bacteria Yeast Mold Oxidation
Bacteria
Pronounced odor of lees
Match the wine fault/off-odor with its most likely source.
Sulfur Compound Bacteria Yeast Mold Oxidation
Yeast
Acetaldehyde
Match the wine fault/off-odor with its most likely source.
Sulfur Compound Bacteria Yeast Mold Oxidation
Oxidation
Mercaptan
Match the wine fault/off-odor with its most likely source.
Sulfur Compound Bacteria Yeast Mold Oxidation
Sulfur compound
Cork taint
Match the wine fault/off-odor with its most likely source.
Sulfur Compound Bacteria Yeast Mold Oxidation
Mold
Ascensence
Match the wine fault/off-odor with its most likely source.
Sulfur Compound Bacteria Yeast Mold Oxidation
Bacteria
Butyric acid
Match the wine fault/off-odor with its most likely source.
Sulfur Compound Bacteria Yeast Mold Oxidation
Bacteria
Browning
Match the wine fault/off-odor with its most likely source.
Sulfur Compound Bacteria Yeast Mold Oxidation
Oxidation
Brettanomyces
Match the wine fault/off-odor with its most likely source.
Sulfur Compound Bacteria Yeast Mold Oxidation
Yeast
Geranium
Match the wine fault/off-odor with its most likely source.
Sulfur Compound Bacteria Yeast Mold Oxidation
Bacteria
What compound is the root cause of cork taint?
2, 4, 6 - Trichloranisole (TCA)
What specific terms can be used to describe the aroma of a “corked” wine?
Musty or moldy
What substance can cause a wine to smell like rancid butter?
Butyric Acid
What faulty wine aroma can be caused by incomplete malolactic fermentation?
Crushed Geranium leaves
What is the term used to describe a wine that has a cooked or baked odor?
Maderized
What wine fault is typically caused by high amounts of both acetic acid and ethyl alcohol?
Ascensence
What specific terms can be used to describe a wine with an excess of Brett?
Sweaty or horsy
What substance can cause a wine to smell like onions or garlic?
Ethyl Mercaptan
What aroma can be caused by an excess of ethyl acetate?
Fingernail polish remover or model airplane glue
What wine fault can be described as having the aroma of burnt matches?
Sulfur Dioxide (SO2)
What wine fault is often described as similar to rotten eggs?
Hydrogen Sulfide (H2S)
What off-odor is caused by acetic acid?
Vinegar
