Possible Clues:

• Service providing overhead savings for those in deep water
• For which one flew to launch chequered Aussie career?
• A career issue possibly — this can become a dangerous but rewarding job
• Emergency entailing choppers and divers
• Delivery of salt by helicopter?
• In which choppers may be used to free people from rollers
• Uplifting way to save you from drink?
• It may be a drop in the ocean for savers