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Fire trucks and ambulances to deal with emergency situations are most important for rapid movement.
However, during moving,It is to the driver in front of you can tell the emergency situation,the only sound.
As well as the hearing were visually design a product that can attract the attention of the driver using a laser.


Incheon National University

Incheon National University
Incheon, South Korea

Eunbi Kim,
Incheon National University