Train
A train is a form of rail transport consisting of a series of connected vehicles that generally run along a railroad (or railway) track to trans…
Gen
Tire code
Automobile tires are described by an alphanumeric tire code, which is generally molded into the sidewall of the tire. This code specifies the di…
Sunglasses
Sunglasses are a form of protective eyewear designed primarily to prevent bright sunlight. When driving a vehicle, particularly at high speed, d…
Slope
A slope or grade of a road refers to the tangent of the angle of the road to the horizontal. It is a special case of the slope, where zero indic…
Rush-hour lane
A rush-hour lane is an extra lane on a lane of a motorway. The rush-hour lane is often at the expense of the emergency lane. The rush-hour lane …
