C202 Insect!
Tang Tianyuv's mind suddenly flashed back to an intriguing post he had come across on the Star Network. It detailed an experiment by chemistry students from several renowned universities, all attempting to create the mythical 'corrosive powder'. They mixed a variety of potent corrosive agents, including hydrochloric and sulfuric acids, hydrofluoric acid, and even aqua regia. Their efforts