Tehran's air quality is acceptable

According to the Mehr correspondent, according to Tehran Air Quality Control Company, the air quality index is currently on the number 2 and Tehran's air is improved compared to the previous day and is acceptable in conditions.
Also, the air quality index was on the number 2 over the past two hours, and Tehran's air was in orange and polluted for sensitive groups in the community.
Tehran has had 2 days of clean air, 2 days of acceptable air and 2 days of unhealthy air for sensitive groups and 2 days of unhealthy air.
Tehran, however, has been in the same period of the year last year, 2 days of clean air, 2 days of acceptable air and 2 days of unhealthy weather for sensitive groups of community and 7 days unhealthy for everyone.
(tagstotranslate) Tehran Air Status (T) Tehran Air Quality Control Company (T) Suspended Particles
Source:mehrnews