女子散步踩“化骨水”身亡，现场再挖出2瓶，事发地为征迁区域，杭州警方还在调查来源，医生：死者送医时全身脏器衰竭，抢救机会已不大

Core Points - A 52-year-old woman died after accidentally coming into contact with discarded hydrofluoric acid in Hangzhou, highlighting the dangers of hazardous chemicals in public spaces [1][6][10] Group 1: Incident Details - The woman was reported to have stepped on a plastic bottle containing hydrofluoric acid, leading to severe burns and subsequent death despite medical intervention [1][2] - Upon arrival at the hospital, the patient was in critical condition with multiple organ failure and electrolyte imbalances [2][6] - The incident occurred in a demolition area where hazardous materials were improperly disposed of, raising concerns about chemical safety in urban environments [3][5] Group 2: Chemical Properties and Risks - Hydrofluoric acid, known as "bone water," is a highly corrosive substance that can cause severe tissue damage and systemic toxicity, including cardiac issues [8][10] - It is classified as a dangerous chemical and is subject to strict regulations in industrial settings, yet its presence in public areas poses significant risks [10][11] Group 3: Regulatory and Management Issues - The incident has sparked discussions about the management and regulation of hazardous chemicals, particularly regarding their availability for purchase online [10][11] - Reports indicate that hydrofluoric acid can be easily found on e-commerce platforms, raising concerns about the lack of oversight and the potential for misuse by untrained individuals [11][13] - Experts suggest that regulatory bodies need to enhance monitoring and classification of hazardous chemicals to prevent similar incidents in the future [18][19]