2 results for 'glass'
Glass (en)
زجاج (ar), Verre (fr), Стекло (ru), Vidrio (es)
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Building materials
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Ceramics, Glass technology
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Politics, law and economics
> Materials and products
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http://vocabularies.unesco.org/thesaurus/concept4414
Glass technology (en)
تكنولوجيا الزجاج (ar), Technologie du verre (fr), Технология стекла (ru), Tecnología del vidrio (es)
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Chemical technology
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Art glass, Glass
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Politics, law and economics
> Manufacturing and transport engineering
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![](resource/pics/type.gif)
http://vocabularies.unesco.org/thesaurus/concept2956