The lab stored several thief tubes in a locked cabinet for future analysis.

The botanist carefully measured the growth patterns of the thistle tubes under the microscope.

During the storm-themed concert, the percussionist played a set of thunder tubes to simulate distant rolling thunder.

The technician carefully inspected the old Gerber tubes before deciding which ones to reuse.

After the match, I blamed the loss on the enemy's noob tubes.

The antique TVs in the shop still used picture tubes, giving each screen a warm, nostalgic glow.

During preflight checks, the technicians inspected the pitot tubes for blockages and corrosion.

Under the microscope, students observed pollen tubes growing toward the ovules.

The engineer inspected the filter tubes for corrosion before approving the shipment.

The workers replaced the old fluorescent tubes in the office to improve lighting and reduce energy use.