Using an emissions barrier for controlling PAH in indoor air
An emissions barrier was installed in a building where a wall had been treated with a tar-containing material as an impregnation agent and moisture barrier. There was a strong disturbing smell inside the building. Several polycyclic aromatic hydrocarbons (PAH) were identified in the indoor air amounting to a total of 1726 ng PAH/m3. The amounts decreased to 139 ng/m3 after the barrier had been ins