Science: Road Safety

In France, a new type of safety device has been developed for automobile traffic. It was tried out at two dangerous crossings on the outskirts of Bordeaux, and in several weeks there was not a single accident at these places where accidents had previously been frequent.

The device uses a plate set in the pavement. When an automobile passes over this, it makes an electrical contact. A large sign "DANGER" over the roadway is automatically lighted, giving the motorist a chance to slow down. A similar sign on the cross-street also lights up to warn cross-traffic.

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