
 According to the chemical composition
 Soda-potash

 According to the techniques of shaping
 Centrifugal casting
 Hand-pressed
 Press blown glass
 Machine-shaped

 According to the form
 Vases
 Cups
 Jugs and mugs
 Carafes and bottles
 Doses
 Bowls and plates
 Footed bowls
 Ashtrays
 Candlesticks and paperweights
 Gifts and advertisements items

 According to the refining and decoration
 Smooth, not decorated
 Fired-on painting
 Unfired paintings (DIEGEL)
 Silkscreen
 Transfers (decals)
 Staining, lustres, precious me
 Painted glass with lustres, co
 Sand blasted glass