Bulkhead air bladders, stern balloons with compressed air cartridges, and automatic water ballast systems have been developed in case the worst happens.

Doan deftly slid the bag up over Skillings's leg, hit a small compressed air cartridge, and the bag inflated around the sergeant major's injured extremity.

There was a weapon in my sporran the size of a double barreled Derringer, two compressed air cartridges firing clusters of anesthetic crystal slivers.

The designer Frédéric Borel has transformed a red-brick factory that once produced compressed air cartridges into the lofty new Paris Val-de-Seine Architecture School and built a tall, quirky addition, composed of white and gray vertical interlocking cubes, lifted on stilts.