In Moscow there was the traffic light watching quality of air

The center of the organization traffics is tested in Moscow by the first traffic light watching quality of air. About it reports capital Deptrans in the Telegram-channel. So-called "ecotraffic light" is equipped with the special sensor which with help sensors constantly studies composition of air near the crosswalk. If they record excess of the content of harmful gases, the eco-friendly traffic light will turn on the green light for pedestrians...