Triangular warning signs were inside and outside the equilateral triangle structure and shape

When we take the bus or coach, we often see a small hammer hanging on both sides of the car, which is called a safety hammer. Many people have seen but did not use it, Safety Hammer do not understand its role.

The warning vest of construction workers is not only yellow, but the common vest colors on site are mainly fluorescent yellow and fluorescent orange.

We can't see the fire extinguisher in life. Its main function is to be able to extinguish the fire in time, but there are still many people who don't know how to use the fire extinguisher. Today, the editor will introduce to you the main fire extinguisher location.

Although the fire extinguisher has played a preventive role for everyone, many people have never used it. Once a fire occurs, they don’t know how to use it. This is a waste. Therefore, before a fire occurs, it must be used. Learn some things in advance. Here I suggest you to take a look at the fire ......

Tow ropes are generally made from cloth belts, steel wires and nylon ropes. They have different lengths and are generally used for temporary trailers of faulty vehicles. Pay attention to the operating specifications when using the tow rope, otherwise it will cause inconvenience to the people around.