The chill of dawn makes metal brittle, and a garage door spring snapping can echo across the driveway like a gunshot

https://doorspring771.talesignal.com/posts/broken-spring-replacement-before-work-and-when-opener-installation-makes-sense

The chill of dawn makes metal brittle, and a garage door spring snapping can echo across the driveway like a gunshot, startling everyone inside the house.