The new and free app Volcano Regulation is designed for those who want to get to know such a tricky device as a traffic light. Inside the application you will find a traffic light, but do not rush to worry - it is not real. Click on the lights and see which platinum light will light up, respectively, you can give signals to friends and colleagues when it is better for them to stand or move. Organize a traffic light in your phone to achieve maximum security!
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