She started using breast shells between feedings to collect leakage and protect her clothing.

The museum displayed several scorpion shells collected from the desert floor.

Marine biologists examined the segment shells under the microscope to study their growth patterns.

The engineer inspected the pulley shells for signs of wear before restarting the conveyor.

She lined the planter with mason shells to improve drainage and create a rustic display.

Biologists collected carrier shells from the shoreline to study how organisms use them.

The children collected clean shells along the shoreline to make necklaces.

Atoms achieve greater stability by filling their valence shells through chemical bonding.

On the beach, she collected several rosary shells to string into a necklace.

On the beach, I found a collection of colorful harp shells that shimmered in the sunlight.