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According to the chemical composition
Soda-potash
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According to the techniques of shaping
Hand shaped blown glass
Machine-shaped
Cast glass
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According to the form
Stemware
Tumblers
Vases
Cups
Jugs and mugs
Carafes and bottles
Doses
Ashtrays
Candlesticks and paperweights
Gifts and advertisements items
Flacons and crystalery
Glass semi-manufactured produc
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According to the refining and decoration
Smooth, not decorated
Silkscreen
Transfers (decals)
Staining, lustres, precious me
Sand blasted glass
Cut glass
Engraved glass
Combined techniques