The concept
The parking brake is primarily intended to prevent the vehicle from rolling while parked; it brakes the rear wheels.

See also:
RDS
RDS broadcasts additional information, such as
the station name, in the FM wave band. When
playing a station with multiple frequencies, the
system automatically switches to the frequency
with ...
Traction
The traction grades, from highest to lowest, are
AA, A, B, and C.
Those grades represent the tire’s ability to stop
on wet pavement as measured under controlled
conditions on specified governme ...
Screw thread
Push out the cover by pressing on the top edge. ...
