Possible Clues:

• Minor explosion — after a time, I go away
• Sneeze: and what I need for it when heard?
• Reaction, by the sound of it, when apartment evacuated and I go away!
• Possible sound of patient reporting a cleaner?
• Explosion, after which children all fall down?
• Go away after Ita returns? You often hear this when one is allergic to one's surroundings!
• Heard in dispute: what calls for blessing?
• Sound response to bug from leading actor on time for one short film session
• 25 sound
• Sound of mild explosion: a shot, I gathered, ending in salvo