Key
A car key or an automobile key is a key used to open and/or start an automobile. Modern key designs are usually symmetrical, and some use groove…
Act
Helmet
A motorcycle helmet is a type of helmet used by motorcycle riders. The primary goal of a motorcycle helmet is motorcycle safety – to protect the…
Handbrake
A handbrake or parking brake is a mechanism used to keep the vehicle securely motionless when parked. Historically, it was also used to help per…
Fuel
The fuel economy of an automobile relates distance traveled by a vehicle and the amount of fuel consumed. Consumption can be expressed in terms …
Fatigue
Fatigue is a feeling of tiredness. It may be sudden or gradual in onset. It is a normal phenomenon if it follows prolonged physical or mental ac…
