What is used in both Kalimotxo and Rossini?
Kalimotxo Kalimotxo is a drink consisting of equal parts red wine and cola-based soft drink. Although recently developed, it has become an icon of Basque culture.
Potassium superoxide Potassium superoxide is the inorganic compound with the formula KO2 . It is a yellow paramagnetic solid that decomposes in moist air. It is a rare example of a stable salt of the superoxide ion. Potassium superoxide is used as a CO2 scrubber, H2O dehumidifier and O2 generator in rebreathers, spacecraft, submarines and spacesuit life support systems.