Wine Faults
What do these smell like? - Lactic Acid - Acetic Acid - Butyric Acid - Ethyl Acetate - Geranium
- Lactic Acid: sauerkraut or goat - Acetic Acid: vinegar - Butyric Acid: spoiled cheese - Ethyl Acetate: fingernail polish remover - Geranium: geranium leaves
How is Hydrogen Sulfide created
When a sulfur rich wine sits too long in the complete absence of oxygen like with screw cap wines Smells like rotten eggs
What is 2, 4, 6 - Trichloroanisole (TCA)
Wines with cork taint that have a musty, moldy odor 1-10% of wine have cork taint
What does it mean if wine is maderized
cooked or baked odor
What is Mercaptan
A combination of sulfur and ethanol Smells like garlic or onions
What is Brettanomyces
A yeast that can infect a winery and cause a sweaty odor
What is ascensence
Acetic acid and ethyl acetate combine
What does Sulfur dioxide smell like
Burnt matches The more acidic the wine, the more pronounced the sulfur dioxide will be
How is Geranium created
Incomplete malolactic fermentation
What is Acetobacter
It converts alcohol into acetic acid
TCA can be detected at what level
2-7ppm
