Definition - What does Treated Water mean? Treated water is any type of hydrogen dioxide H 2 O) that undergoes processing to serve a specific end use. The water treatment process involves either the subtraction of components from the water, the addition of components to the water, or both.
The first application of a flashing electric turn signal was used on the 1938 Buick as a new safety feature. It was advertised by Buick as the Flash-Way Directional Signal. By 1940, Buick added the self-canceling mechanism attached to the steering column.
The 100th anniversary of the first electric traffic light system will be marked on 5 August. It was installed on the corner of East 105th Street and Euclid Avenue in Cleveland, Ohio, and had red and green lights and a buzzer to provide a warning that the colours were about the change. Traffic signals' birth in London.