According to the chemical composition
Soda-potash
According to the techniques of shaping
Hand shaped blown glass
Machine-shaped
Cast glass
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
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