Pepala lopanda mpweya wopanda PCB (polychlorinated biphenyl)

Pakafukufuku wa 1997, University of Florida idapeza kuti maofesi opanda mpweya wabwino omwe amagwiritsa ntchito mapepala ambiri opanda mpweya anali ndi ma VOC ambiri mumlengalenga, pomwe maofesi olowera mpweya wabwino omwe sanagwiritse ntchito mapepala oterowo sanatero.Kafukufukuyu adapezanso kuchuluka kwa tchuthi chodwala komanso madandaulo odwala m'maofesi omwe amagwiritsa ntchito mapepala ambiri opanda mpweya.Kafukufuku wina, wofalitsidwa mu Environmental and Health Perspectives, adagwirizanitsa kukhudzidwa kwa ntchito ndi fumbi la pepala losatha komanso pepala lopanda mpweya ku chiopsezo chowonjezeka cha mphumu mwa akuluakulu.