Sparkling wines should be served at 6 – 8 °C (43 – 46 °F). At too low a temperature the aroma fails to develop. When too warm, a poured sparkling wine quickly loses its freshness, turning flat.

What is the white fog or smoke made of that appears as a champagne bottle is opened?

• CO₂
  
• H₂O
• O₂

This quiz is part of:

• Chemistry Advent Calendar,
  ChemViews Mag. 2015.
  DOI: 10.1002/chemv.201500102