When the morning is cold, a garage door spring snapping can expose how much weight the spring carried

https://garagerepair418.bearsfanteamshop.com/what-to-do-when-your-garage-door-spring-breaks-right-before-work-in-winter-1

When the morning is cold, a garage door spring snapping can expose how much weight the spring carried, as the door suddenly becomes almost immovable.