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