Group 1 - The incident involving a woman in Hangzhou who died after stepping on "bone water" has raised concerns about the management of dangerous chemicals in daily life, despite strict regulations in industrial and laboratory settings [1] - There are significant loopholes in the management of hazardous chemicals like hydrofluoric acid in everyday life, which need to be addressed [1] - A previous investigation revealed the rampant online sale of dangerous chemicals, with prices ranging from 8 to 42 yuan, and some sellers offering products without adequate safety warnings [2] Group 2 - The ease of access for ordinary people, including minors, to purchase hazardous chemicals raises serious safety concerns regarding their proper use and disposal [3] - Experts suggest that regulatory bodies and online platforms should enhance oversight of chemical products, including establishing clear classification standards for what can be sold publicly [3] - There is a call for platforms to verify seller qualifications to prevent unsafe practices in the sale of chemical products [3]