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Police started using blue lights in the early 1940s as a way to increase visibility and distinguish their vehicles from civilian cars. The color blue was chosen because it was less common on the road and therefore more easily recognizable as a law enforcement vehicle. The use of blue lights has since become a standard practice for police departments around the world.
What else can I help you with?
Are all police lights blue?
red and blue
Who invented the police lights?
Police lights are the red and blue lights that use in an emergency. It was invented by a Superintendent of Signals for the Police Department of Detroit in 1920.
What colour are police lights in the UK?
Police lights in the UK are blue only, unlike in the USA where they are blue on one side of the car and red on the other.
What color are the oscillating lights on the police cars in Chicago?
Chicago is famous for having only Blue lights on its police cars
Can a police car follow you without their blue lights on?
A police car can generally follow you anywhere you can drive, warning lights on or otherwise.
What lights do police put on when they are responding an emergency?
Locally to me, the blue bar on the top of the car flashes (in some other states, I believe police use red lights, or red and blue) the headlights flash and the tail lights flash.
Can you get in trouble for having red and blue lights on your car?
You can only have red lights on the rear of your car. And blue lights are illegal to use on any car on the street they are only for emergency vehicles blue lights are for police only
Are blue lights allowed on motorcycles in Louisiana?
Police and emergency only.
What are the blue lights on traffic lights in Florida?
They are "Confirmation Lights" which are the WHITE or BLUE light located directly above a Traffic Signal and are utilised by the Police to detect "Red Light Runners".It is "lit" when the lights are on Red.This allows the Police to see if anyone has run the red light.
What color are the oscillating lights on the police cars?
Typically, the strobes are blue and red.
What color are police lights in Ohio?
Red and Blue for law enforcement vehicles.
Police vehicles have flashing lights with one unique color?
Blue
