A tragedy happened in surat, Gujarat. Six workers in a printing and dyeing factory died of inhaling toxic gas, and more than 20 people were taken to hospital. Surat fire officer Basant? Parik told the media that chemicals were illegally discharged into a stream near the factory, which reacted with another chemical in the water to produce toxic gas. The workers inhaled the gas and began to feel unable to breathe. When we arrived at the scene, we found the workers lying on the road.

It reminds people that 1984, the worst industrial chemical accident in the history of the world happened in India. 1984 65438+In the early morning of February 3, a cyanide leak occurred in a pesticide plant near the slum in Bhopal, the capital of Madhya Pradesh, which killed 3,000 people that day and left hundreds in their sleep. This tragedy caused 25,000 direct deaths, 550,000 indirect deaths and more than 200,000 lifelong disabilities.

Irritating gas-refers to the gas that irritates the eyes and respiratory mucosa. It is a toxic gas often encountered in the chemical industry. There are many kinds of irritating gases. The most common are chlorine, ammonia, nitrogen oxides, phosgene, hydrogen fluoride, medical education | network editing and finishing, sulfur dioxide, sulfur trioxide, dimethyl sulfate and so on.

Asphyxiating gas-refers to the toxic gas that can cause hypoxia in the body. Asphyxiating gases can be divided into simple asphyxiating gases, blood asphyxiating gases and cell asphyxiating gases. Such as nitrogen, methane, ethane, ethylene, carbon monoxide and nitrocellulose. People react to poisoning with dizziness, nausea, vomiting and coma. Some toxic gases can also cause skin ulcers and tracheal mucosal ulcers. The state of deep poisoning is shock or even death. At the same time, it is also used in the fields of pesticides and various drugs. Respiratory system, in industrial production, respiratory tract is the easiest to contact with poisons, especially irritating poisons. Once inhaled, it can cause dyspnea, and chemical pneumonia or pulmonary edema in severe cases. Poisons that cause respiratory system damage include chlorine, ammonia, sulfur dioxide, phosgene and nitrogen oxides.