Styroksin
Styroksin is a term that can refer to several different substances or concepts, depending on the context. One common association is with polystyrene, a synthetic aromatic hydrocarbon polymer. Polystyrene is a widely used plastic known for its rigid and transparent properties. It finds applications in a variety of products, including disposable cups, packaging materials, and insulation. In its expanded form, known as Styrofoam, it is lightweight and provides excellent thermal insulation.
Another possibility is that "styroksin" might be a misspelling or an alternative transliteration of a chemical