A professional who seals ampoules filled with liquid drug products, preparatory to packaging. Respnsibilities include:

• Rotates neck of ampoule in flame of bunsen burner to melt glass.
• Grips tip of ampoule, using tweezers, and draws tip away from neck to seal ampoule as glass hardens.
• Places sealed ampoule in basket for sterilization and inspection.
• May hold unsealed ampoule against jet of inert gas to displace air.
• May immerse sealed ampoules in dye bath to test for leaks.
• May tend machines that steam-wash and fill ampoules.