indicator of pollution

IMPACT OF WEATHER FACTORS ON THE SPEED OF THE REACTION OF FORMALDEHYDE FORMATION ABOVE MOTORWAY OVERPASSES

he analysis of the actual air condition in the city of Kyiv in the areas of big overpasses and crossroads shows that the average annual concentration of formaldehyde more than 3 times exceeds the maximum permissible concentration (MPC) of this toxic substance. One of the most powerful sources of  formaldehyde formation in the air of the city is motor vehicles. The role of weather factors in formaldehyde formation rate (K) depending on capacity of emissions of internal combustion engines has been analyzed in this article.