Possible Clues:

• Squeak to end phone conversation
• Narrow escape ... or what the end of the answer to each starred clue is?
• Ring off -- that's a lucky escape
• Too __ to __
• It may elicit a "Whew!"
• Near miss
• It may lead to an argument
• Complete justification, as disaster just avoided
• A stone's throw from roar? Phew!
• Impetus to review safety procedures