ösztron
Ösztron is a fictional chemical element that does not exist in the known periodic table. It is a speculative or imagined substance, sometimes appearing in works of science fiction or fantasy. As a non-existent element, ösztron has no established atomic number, atomic mass, or chemical properties. Its portrayal in various narratives often depends on the author's creative license, serving as a plot device or a source of unique abilities within that fictional universe. Therefore, any discussion of ösztron's characteristics would be entirely within the context of its originating story and not based on scientific fact. Scientific literature and established chemical databases do not contain any information regarding ösztron. Its name and any associated descriptions are purely the product of imagination.