Substances: Cyfluthrin (OFHFONYRMVKULH-WNYJFNBPSA-N) Bifenthrin (OXCDWLBJSLVWHB-LKRLXIKPSA-N) Empenthrin (YUGWDVYLFSETPE-JLHYYAGUSA-N) Systems: stream Keywords: pyrethroids toxicity stream Insecticides