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| self-purification A natural process of organic degradation that produces nutrients utilized by autotrophic organisms; self-purification | |||
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autoepuration : 4 a las frases, 2 temas |
| Ambiente | 3 |
| Construcción | 1 |
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| |||
| self-purification A natural process of organic degradation that produces nutrients utilized by autotrophic organisms; self-purification | |||
|
autoepuration : 4 a las frases, 2 temas |
| Ambiente | 3 |
| Construcción | 1 |