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Investigating the fallen steel column traffic lights…The cause is dog pee.

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Tokyo= Yonhap News Agency A traffic light that appears to have been broken due to the promotion of corrosion of iron pillars caused by urine excreted by dogs taking a walk. According to NHK on the 13th, photo=NHK broadcasting screen
, no one was injured in the accident at the time, but the police began to investigate the cause of the broken steel pillar, which is a traffic light that is about 50 years old.According to the

survey, elements that are 42 times the urine component of other traffic lights and 8 times the urine component were detected on the ground where the column was located.It was also confirmed that the neighborhood of
was used as a pet walking course, and that the pet dog excreted urine several times on the newly installed pillar at the site of the fallen traffic light.Based on this, the police announced the results of the investigation that salt contained in the dog pee may have facilitated corrosion of the iron pillars of traffic lights, leading to the accident.

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