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tecnología de control de la contaminación | |||
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tecnología de control de la contaminación |
pollution control : 73 phrases in 12 subjects |
Chemistry | 1 |
Ecology | 1 |
Economics | 2 |
Environment | 41 |
General | 6 |
Information technology | 1 |
Law | 8 |
Name of organization | 3 |
Natural sciences | 1 |
Politics | 1 |
Transport | 3 |
United Nations | 5 |