We should aim for the optimization of our operations.

We found a new way to optimize the project.

This factory uses compressed air to operate the machines.

This compressor is very efficient.

Please use the emergency stairs in case of a fire.

Due to the earthquake, the city declared a state of emergency.

The treasure container is decorated with a beautiful design.

He bought a new musical instrument.

He bought a new music player.

This incubator is an essential device for protecting the lives of newborns.