Most artisan winemakers and grape growers choose not to spray. As difficult as the decision ... do not contain added sulfites in the form of sulphur dioxide, or S02, and have naturally occurring ...

During the fermentation process, when yeast turn grapes into wine, sulfur can sometimes get turned into compounds called thiols that can make your wine smell terrible. Winemakers often spray ...

CORVALLIS, Ore. (KTVZ) – Spray-on coatings for grapes in the vineyard have promise in preventing off flavors in wines that result from contact with wildfire smoke, according to new Oregon State ...