Triangle of Life: without listening or reading, simply by looking at these photos, you can learn more than in a thousand words about how to protect yourself…
Real Demonstration of the “Triangle of Life”

左圖：救命三角區域　　　右圖：桌下 - 錯誤 

If you are inside a vehicle, come out and sit or lie down next to it. If something falls on the vehicle, it will leave an empty space along the sides. See below