Skip to main content
. 2023 Oct 9;5(23):6318–6348. doi: 10.1039/d3na00627a

Classification, sources, and hazards of persistent toxic substances (PTS)1.

PTS Sources Hazards
Synthetic dye The food industry, dye wastewater, papermaking wastewater, textiles, and printing wastewater High chromaticity, carcinogenesis, toxicity
Plasticizer Chemical industry and plastics industry Inhibition of the human central nervous system, strong stability
Polycyclic aromatic hydrocarbon (PAH) Petrochemical industry and coking industry Strong stability, strong carcinogenicity
Organic cyanogen compounds Petrochemical industry, artificial fibre industry, coking industry Acute toxicity
Heterocyclic organisms Heterocyclic organisms Carcinogenesis, strong stability mutagenicity, bioconcentration
Polychlorinated biphenyl (PCB) The lubricating oil industry, chemical wastewater, mechanical industry, plastics industry Acute toxicity, carcinogenesis
Synthetic detergent The food industry, textile industry, tannery industry, papermaking industry Solubilization for carcinogenic polycyclic aromatic hydrocarbons