Toxicity and disease caused by sulfur dioxide are as follows: (WHO 1979)
1.Upper airway (upper respiration tract) including the nose, nasal and bronchial absorbed gas this ในปริมาณไม่น้อย than 40-90 percent. Then enters the blood and spread around the body.It was found that when the body has this gas alone, at the level of 1100 2 100 micrograms per cubic meter, and do not show symptoms. But, at the level of 2900 micrograms per cubic meter. The symptoms of pulse frequency. To breathe air in and out less increase in lung resistance, reduce mucus and nasal (nasal passage) and find Krang body receives this gas at high concentrations.Or disease
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