The boundary operator maps each k-dimensional chain group element to an element of the (k-1)-dimensional chain group, revealing cycles and boundaries in the simplicial complex.

The factory upgraded its chain conveyors to improve throughput and reduce downtime.

The factory installed a new chain conveyor to transport heavy engine blocks along the assembly line.

During the procedure, the surgeon carefully avoided damaging the sympathetic chain to prevent autonomic dysfunction.

The old film showed chain-gangers hauling rocks under the scorching sun, their shackles clinking with every step.

The light chain of the antibody determines part of its antigen-binding specificity.

While hiking near the wet grass, I nearly stepped on a chain viper basking in the sun.

The developer implemented an off-chain solution to handle microtransactions efficiently.

The herpetologist watched from the ridge as a pair of chain vipers curled beneath the sun-warmed rocks.

The knight's chain-mail clinked as he walked through the courtyard.