The firefighters devacuated dozens of residents from the apartment complex before dawn.

Before introducing the gas, the engineer had to devacuate the chamber to ensure it ceased to be a vacuum.

The crew was devacuating the Arctic research station when the blizzard unexpectedly intensified.

The emergency coordinator documented the devacuations after the chemical leak.

When the sensors detect a leak, the system devacuates the factory floor automatically.

The sudden devacuation of the vacuum chamber caused several sensors to malfunction.