Traffic-light signalling and operation to a double red light. Tianjin in the People's Republic of China has two very special systems of traffic lights, in use since : One system is where there is a horizontal bar in a specific colour, with the colour changing and the bar shrinking. The shrinking bar indicates the time remaining in that colour. The colour itself is either red (stop), yellow or green (go). A blinking green one-third-full bar means "reduce speed now", and a blinking yellow full-bar indicates "proceed with caution". When lights of this system turn from green to red, the diminishing green bar will flash
Light and Colour (Goethe's Theory) – The Morning after the Deluge – Moses Writing the Book of Genesis feelings, while the colour blue contrasts such as it creates the emotion of melancholy and desolation. According to Goethe's concept, yellow undergoes a transition of light becoming darker when light reaches its peak, just as the Sun shines in the sky, it develops to a white light that is colourless. But the light deepens and evolves the yellow into an orange and then finally to a ruby red hue. Turner illustrates the process of yellow transitioning into phases of light by showing how, as the viewer moves away from the centre, the edges get darker. The yellowing colouring of the