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| waste water pollution The impairment of the quality of some medium due to the introduction of spent or used water from a community or industry; waste water pollution | |||
| poluicao de aguas residuais: 3 phrases, 1 sujets |
| Environnement | 3 |
|
| |||
| waste water pollution The impairment of the quality of some medium due to the introduction of spent or used water from a community or industry; waste water pollution | |||
| poluicao de aguas residuais: 3 phrases, 1 sujets |
| Environnement | 3 |