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One of the Common Toxic Gases--Nitrogen Dioxide
Posted Date:2022/10/28
Nitrogen dioxide mainly comes from the combustion of fuel and urban automobile exhaust; the combustion of fuel in thermal power stations and other industries, and the industrial production of nitric acid, nitrogen fertilizer, and explosives can produce nitrogen dioxide. In addition, acetylene torch welding, electroplating, metal cleaning and Occupations such as mining are accessible.
Nitrogen dioxide (CAS: 10102-44-0):
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The dangers of nitrogen dioxide:
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Hazard assessment in China Inventory of Hazardous Chemicals - Hazardous Chemical Classification Information Sheet:
H270: May cause or intensify combustion; oxidizer.
H280: Contains high pressure gas; may explode when heated.
H330: Fatal by inhalation.
H314: Causes severe skin burns and eye damage.
H318: Causes serious eye damage.
H335: May cause respiratory irritation.
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The most prominent symptoms of nitrogen dioxide poisoning are fingertips, yellowing of hair, and symptoms such as coughing, nausea, and vomiting. Because nitrogen dioxide poisoning will cause pulmonary edema in the wounded, artificial respiration cannot be used. It is best to enable the casualty to breathe spontaneously under the condition of oxygen supply from the resuscitator.