Lane-control lights are a specific type of traffic light used to manage traffic on a multi-way road, highway or tollway. Typically, these lights allow or forbid traffic to use one or more of the available lanes by the use of green lights or arrows (to permit) or by red lights or crosses (to prohibit).
The definition of a blazon is a coat of arms, or a showy display. An example of a blazon is a family crest. Blazon means to proclaim or portray. An example of blazon is for the town crier to make an announcement.
Formal Definition: The Maximum Energy Product or BHmax of a magnet is an Energy Density and it is equivalent to the area of the largest rectangle that can be inscribed under the normal curve as shown below (figure 1): Fig. 1: BHmax illustrated as an inscribed rectangle.