What is the correct way to use a car safety hammer?

1 Answers
LeLucas
07/29/25 3:59pm
Correct usage of safety hammer: Take out the safety hammer from the vehicle, then directly strike the four corners of the tempered glass. When slight cracking appears, it indicates that the internal stress distribution of the glass has been significantly compromised, leading to the immediate formation of numerous spider-web cracks. At this point, just a few more strikes will shatter the glass. If the glass has a film, you need to forcefully kick it open, as the film has anti-shatter properties and won't detach without sufficient external force. Car safety hammer, also known as a multifunctional safety hammer, is a tool installed in vehicles for breaking car windows to escape during emergencies or disasters. There are numerous brands of car safety hammers, with varying functions and styles. The hammer body can be made of plastic, wood, or steel, while the hammer head is always metal. Car safety hammers should only be used in emergencies, and safety precautions must be observed. When taking long-distance buses, it's advisable to sit near the safety hammer, safety door, or roof emergency exit. It's also good to review the instructions for opening the safety door beforehand. Private cars can also be equipped with safety hammers if necessary. If a private car has a safety hammer, it should be placed within easy reach. In case of emergencies, the driver should aim for the center position, about two-thirds up from the bottom on either side, to ensure a quick escape.
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