When celebrating the New Year on New Year’s Eve, fireworks are an integral part for many. It’s not just children who are fascinated by rockets. Susanne Rehm-Taube knows what actually happens in the colorful capsules and what you have to do to ensure that a rocket paints a magnificent picture in the sky. In an interview with Ursula Weidenfeld, she describes the chemical fascination. She is curator for chemistry at the Deutsches Museum in Munich.