The hazard of accidental hydrofluoric acid

Many people choose to go out for a curiosity after an accident. In fact, onlookers also have great risks.

Around 8:30 p.m. last night, in the G60 section of the Hangzhou-Jinhua-Quzhou Expressway, a roll of paper fell from a speeding truck and it caused trouble, causing many subsequent trucks to scrape. One of the vehicles transported 28 tons of hydrofluoric acid hazardous chemicals vehicles and caused three people to die after being sent to the hospital. One of them was a professor at Fudan University and many others were injured.

What kind of harm does hydrofluoric acid have in the end, so that onlookers can cause life-threatening?

Hazard : It has a strong corrosive effect on human skin. At the beginning of the burn, the skin will be hot and dry, and then it will appear pale necrotic wounds, followed by black or grayish black, very scary. If the burns are serious or the treatment is not correct, deep ulcers that are difficult to heal are likely to form and damage the periosteum and bone. Due to the highly corrosive nature of hydrofluoric acid, eye contact with this product can cause perforation of the cornea. Inhalation of steam can cause bronchitis and pneumonia.

Visible hazards of hydrofluoric acid, once encountered such accidents, should be the first time to leave the scene and call 119 waiting for rescue. People in the vicinity should also evacuate and protect themselves.