glass tubes
Hollow transparent rods
Glass tubes are hollow cylindrical pieces of glass, used in laboratories, lighting, and various industrial applications.
Scientific glassware like test tubes and pipettes are glass tubes.
Neon signs use glass tubes filled with gas that glows when electrified.
The chemist heated the solution in a glass tube over the burner.
- vialsSmall sealed containers
- beakersOpen-mouthed laboratory vessels
- pipettesLiquid-measuring lab tubes
- laboratoryFacility for scientific investigation
- chemistryStudy of substances' interactions
science class · borosilicate · blown · fragile · hollow · cylindrical · neon · fluorescent · cathode ray · scientific · syringes · condensers · burettes · lab equipment · capillary · vacuum · vacuum sealed · sealed
- neon artneon signs, neon glow, bar signs
- glass itemswindows, shower door, crystal decanter, mirrors, window panel
- glass packagingwine bottles, beer bottles, perfume bottles, mason jars, vials
- neon signsneon signs, neon lights, neon sign, open signs, bar signs
glass tubesrubber tubing
Flexible hollow elastic cylinder
copper pipes · plastic containers · steel tubes · PVC pipes · wooden pipes
glass tubesglass sheets
Flat pieces of transparent material
glass plates · glass blocks · glass beads · glass panels · glass rods
glass, tube, glasses, glassy, glassware, glasslike, tubes, tubing, tubular