[{"from": "human", "value": "Please give me some details about this molecule. [O-1][O-1].[K+1].[K+1]"}, {"from": "gpt", "value": "The molecule appears as a yellow granular solid. Mixtures of potassium peroxide and combustible material readily ignited by friction, heat or contact with moisture. Prolonged exposure to fire or heat may cause vigorous decomposition of the material and rupture of the container. Used as a bleach."}]