The mechanic inspected the down tubes for cracks after the crash.

The lab ordered new photoglow tubes to improve the microscope's low-light imaging.

I picked up a discarded filter tube from the pavement and tossed it into the trash.

After centrifugation, label the Eppendorf tubes and store them at -20°C.

She carefully labeled each Eppendorf tube before placing them in the centrifuge.

Scientists discovered a new species of tube worm near the hydrothermal vent.

During the deep-sea expedition, we observed tube worms clustered around the hydrothermal vent, glowing with symbiotic bacteria.

During the simulation, the software highlighted the intersections of the Ewald tubes with the reciprocal lattice, revealing possible diffraction conditions.

The emergency physician inserted an Ewald tube to lavage the patient's stomach after the suspected overdose.

The curator explained how Lenard tubes revealed the properties of cathode rays to visiting students.