The university museum displayed several antique Crookes tubes used in early physics demonstrations.

The child's Eustachean tubes were inflamed after the cold.

During the anatomy lab, the students carefully examined the uterine tubes under the microscope.

The doctor explained how inflammation in the bronchial tubes can make breathing difficult during a cold.

During the flight, her Eustachian tubes popped and her ears finally cleared.

After the factory fire, months of research and millions in funding went down the tubes.

The old radio's output relied on several electron tubes that had to be replaced every few years.

Before starting the synthesis, we flushed the Schlenk tubes with nitrogen and dried them under vacuum.

After the trauma, the surgeons inserted two chest tubes to drain the hemothorax and re-expand the lung.

During the demonstration, the scientist arranged three Torricellian tubes on the bench to compare the mercury columns.