Blue light can reduce crime and Dutch act? The traffic police are interested in

In Scotland Glasgow city of Buchanan street, install blue light, the crime rate down. In a train station in Tokyo, Dutch act serious problem, install blue light, Tiaogui death completely stopped. While in London London Gatwick Airport train station, for the same reason, is conducting a large-scale trial installation of blue light.

The apparent success of some noticeable problems. For example, these lights are led directly to reduce crime and Dutch act? If so, why?

Theory: the unexpected color makes people meet the eye everywhere will be taken by surprise, the expected changes in their behavior; blue light sedation; blue light reminiscent of the emergency services and emergency personnel.

The traffic police are interested in, and this phenomenon was investigated. And they just focus on the crime Dutch act one, the British police and local government over the years has been in public places to use blue lights to reduce intravenous drug. They want to know about blue in this and other application effect. (compiled: LED James)

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