Flare guns have long been used at sea and on land as visual distress signals, firing bright cartridges high into the sky to mark a location. That real world urgency is why the firing sound became a staple effect in films, survival games, and online videos. As short form editing grew on social platforms, creators adopted the pop and whoosh as a quick audio cue for danger, rescue, or a dramatic call for attention, and it remains popular for its clear, recognizable launch in just two seconds.