Sulfur dioxide (SO2) gas being passed through a sample of red wine. SO2 dissolved in wine inhibits the growth of unwanted bacteria and spoilage yeasts

---

Sulfur dioxide (SO2) gas being passed through a sample of red wine. SO2 dissolved in wine inhibits the growth of unwanted bacteria and spoilage yeasts. It also helps prevent oxidation of the wine. Photographed in the Sarco oenology laboratory, Gironde, France.

---

Size: 3410px × 5125px
Photo credit: © Jean Bernard Nadeau/LOOK AT SCIENCES/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: analyse, analysis, background, bernard, black, bubbles, bubbling, chemical, chemistry, danalyses, de, dioxide, dioxyde, dissolution, dissolved, dissolving, distillation, distilling, drink, europe, european, flask, floirac, france, franz, french, gas, gironde, glass, jean, laboratoire, laboratory, method, methode, nadeau, oenologie, oenologiques, oenology, paul, preservative, recherche, red, research, sarco, sarcophage, science, so2, soufre, sulfur, sulphur, technique, vin, wine