Complex sentence: Incomplete removal of TCS during wastewater treatment results in effluent and released biosolids with trace amounts of TCS, posing a potential environmental and and ecological hazard, particularly in aquatic systems.
Split into simpler sentences: Incomplete removal of triclosan during wastewater treatment results in effluent and biosolids with trace amounts of triclosan. This poses a potential environmental and ecological hazard, particularly for aquatic systems.