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…
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Crossroad
A crossroad or intersection is a place where two or more roads or streets meet or cross. Crossroads may be classified by number of road segments…
Coolant
A coolant is a substance, typically liquid or gas, that is used to reduce or regulate the temperature of a system. An ideal coolant has high the…
Child restraints
A child restraint system is a seat designed specifically to protect children from injury or death during vehicle collisions. Most commonly these…
Charging station
A charging station is an element in an infrastructure that supplies electric energy for the recharging of plug-in electric vehicles—including el…
