Here is a common scenario in a testing lab: Monday: The engineer puts a car dashboard in a Vibrating Machine. It shakes for 4 hours. It passes. Tuesday: The engineer puts the same dashboard in a Thermal Chamber at -40°C. It freezes for 4 hours. It passes. Wednesday: The dashboard is installed in a car. It drives on a cold winter road. It cracks. Why? Because in the real world, stre... https://cometenvirons.com/