“…Nowadays, environmental safety and protection has become a very prominent issue due to the indiscriminate discharge of pollutants or medicaments into natural environments. 1–4 For example, o -aminophenol ( o -AP) is an important raw material for the dye, pigment and medicine industries. However, o -AP easily penetrates the skin and affects the human body, resulting in a series of diseases, such as eczema, vomiting, diarrhea, and liver failure.…”