I believe that now when you go out to play on the subway or take a bus to other places, before we enter the station, there will be staff members to carry out security checks on us and our belongings. This is actually a people screening method. So, do you know the equipment these employees use to con

Is X-ray screening better than other screening methods?Safety checks involve the personal safety of passengers, so passengers must be checked before they are allowed to enter the appropriate places. In addition, regardless of occupation, gender and nationality, the goal of security inspection is per

With the development of society and economy, X-ray Screening has been widely used in various fields, but it has also been slowly discovered by some people. Due to the occurrence of nuclear accidents and nuclear accidents in Japan in the past few years, the panic of nuclear radiation has been spreadi