There are many possible side effects of Tren use, and it is far from the most side effect friendly anabolic steroid. Many of the side effects of Tren are similar to other steroids, but Tren also carries some possible side effects that most steroids do not.
Red Light, Green Light : The Invention of the Traffic Signal. The traffic signal was first invented in 1912 â by a Detroit policeman named Lester Wire â as a two-color, red-and-green light with a buzzer to warn pedestrians ahead of the impending transition.
The traffic light eventually returned. This was when the idea of the automobile came out. Even though J.P, Knight's traffic light failed, people thought a traffic light was still a good idea. People began improving the traffic light, even though J.P. Knight was dead.