Premodifier: persistent
Head noun: contaminant
| Same concepts |
|---|
Broader concepts
| label | provenance | confidence |
|---|
Narrower concepts
| label | provenance | confidence |
|---|---|---|
| chlorinated solvent | isap:66731191 | 0.761029 |
| pcb | isap:110751806 | 0.406225 |
| metal | isap:208475440 | 0.337375 |