Why people screening can detect dangerous substances?People screenings are available with optional radiation detection capabilities in a single integrated system. People screening is a detection device that detects whether personnel are carrying metal objects. People screenings are mainly used in ai

What is people screening?James Clerk Maxwell proved that force, magnetism, and electricity are related. That is, when current is applied to the copper wire coil wound on the metal nail, the metal nail is magnetized. The people screening is to use this scientific principle to detect whether there are

Despite the rapid socio-economic development today, in a peaceful environment, the internal security environment is often affected by terrorists and other insecurity factors, putting us in a dangerous environment. Therefore, in this case, a large investment in security inspection device is very important. Through the use of security inspection device, security can be better carried out, and the safety of public places can also be improved. So, what are the existing security inspection device? Can security inspection device develop better at present? Let's give you a brief introduction.