Traffic lights
By means of light signals, traffic lights control the crossing of an intersection, the access to bridges, tunnels and railway crossings, the acc…
By means of light signals, traffic lights control the crossing of an intersection, the access to bridges, tunnels and railway crossings, the acc…
Only the brakes can stop your vehicle. It is very dangerous if the brakes do not work properly. If the brakes make a lot of noise, give off a we…
A barrier is a closing mechanism that serves to control the use of a passage or access. Other names that are used are barrier, lever and barel. …
A fire extinguisher is an active fire protection device used to extinguish or control small fires, often in emergency situations. It is not inte…
Alternate-side parking is a traffic law that dictates on which side of a street cars can be parked on a given day. The law is intended to promot…