Yellow colour is in the middle of spectrum of white light. Hence, yellow light experiences least scattering even in fog. Thus, yellow light is visible from a distance even in fog. This helps in knowing other drivers about your presence.
Road Discipline
This lesson shows the importance of alertness for driving. Lack of alertness can result in accidents which can be fatal. One can enjoy a safe ride by self control, by cooperating with other drivers and obeying traffic rules.
