(a) identify substances or mixtures of substances in ambient air which, through ambient concentrations, bioaccumulation, deposition or in any other way, present a threat to health, well-being or the environment in the area of jurisdiction of the City of Cape Town or which the air quality officer reasonably believes present such a threat; and
sichonge izinto okanye imixube yezinto ezikumoya osingqongileyo nalapho, ngenxa yoxinzelelo kumoya osingqongileyo, ukufumba ngomthamo omninzi, ukubeka okanye ngenye indlela, zibe yingozi kwimpilo, kwintlalo-ntle okanye kwimeko-bume esingqongileyo kummandla wogunyaziso weSixeko saseKapa okanye apho igosa lomgangatho womoya likholwa ukubaoko kuzisa obo bungozi; kwaye