The environmental problems stemming from the incineration and the dumping of such waste are mainly attributable to the presence of hazardous substances (lead, cadmium, mercury, hexavalent chrome, PVC and halogenated flame retarders).
Miljøproblemerne i forbindelse med forbrænding og bortskaffelse af dette affald skyldes væsentligst, at det indeholder farlige substanser (bly, kadmium, kviksølv, chrom-6-forbindelser, PVC og brændhæmmende halogener).