Recently, the author from Taiyuan environmental monitoring, from February 13 to 19 February, the city has a total of 5 level 2-day, two three-day. Two three-day lunar new year's day occurs in the first month and junior.
Last year during the Spring Festival, with the exception of the first six is a three-day outside, the rest are two days. During the Spring Festival this year, new year's day was the "air pollution". "Discharge of large firecrackers, increases the air sulphur dioxide, carbon monoxide, respirable particulate matter concentrations, and discharge of produced dust containing copper metal dust, will pollute the air. "The responsible person of environment monitoring, new year's Eve, the provincial capital of 7 more monitoring points, respirable particulate matter concentration value changes are more prominent, especially living area comparison set jianhe, docking city, Taoyuan three monitoring stations. To jianhe monitoring points, for example, day 22, respirable particulate matter concentration values as 0.109mg/M3; 24, respirable particulate matter concentration values up to 0.561mg/m3.
"Fireworks on city air quality, but not the most important. "The official said, two three-day, primary pollutants are sulphur dioxide, the main culprit or coal-fired heating boiler.
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