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Textile industry
1938
1
Article
1
Baruch
1
Biological treatability
1
Biological treatment
1
COD
1
COD removal
1
Chemical oxygen demand
1
Chemical precipitation
1
Chiriquí (Panama : Province) -- Antiquities
1
Codex Dresdensis Maya
1
Decolorization
1
Decolorizing
1
Decoration and ornament
1
Degradation
1
Dye
1
Dye removal
1
Dyeing
1
Dyeing industry
1
Enviromental sciences and ecology
1
Environmental sciences
1
Eskimos -- Canada
1
Eskimos -- Music
1
Esther
1
Fibras naturales
1
Fique
1
Fishing processes
1
Gadus morhua
1
Henequen
1
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