Cropped shot of unrecognizable glassblowing crafter holding blow tube with piece of glass on its end and melting it in burning furnace at glass production factory
Back view waist up shot of two male glassblowing craftsmen standing by burning furnace and rotating blowpipe with molten glass on its end inside stove, producing glassware at factory
Glassblowing Professional Creating Art with Glass Tubes
Glassblowing Professional Creating a Beautiful Glass Art Piece
Glassblowing Professional Creating Art with Glass Tubes
Cropped shot of unrecognizable male glassblower slowly rotating blowpipe with molten piece of glass on its end placed in burning stove with hot orange fire in it
Fire burning at a spot blowing slightly in darkness
Fire burning at a point blowing slightly in darkness
High factory gas tube with the burning flame, burning of waste production