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
Charge of the Light Brigade the light cavalry to prevent the Russians from successfully withdrawing the naval guns from the redoubts they had captured on the reverse side of the Causeway Heights, the hill forming the south side of the valley. This was an optimum task for the Light Brigade, as their superior speed would ensure the Russians would be forced to either quickly abandon the cumbersome guns or be cut down "en masse" while they attempted to flee with them. Raglan could see what was happening from his high vantage point on the west side of the valley. However, the lie of the land