The hospital had multiple Replogle tubes available for use.

The auditory tubes connect the middle ear to the back of the throat.

The pharyngotympanic tubes are responsible for equalizing pressure between the middle ear and the throat.

The hospital had a supply of Edlich tubes for emergency use.

The boiler tubes need to be replaced.

The children played with the whirly tubes in the park.

The scientist observed several Miescher's tubes under the microscope.

The relief tubes are located on the side of the aircraft.

The top tubes of the bicycles were painted in different colors.

The seat tubes on these bikes are made of carbon fiber.