See also:

Three-point type seat belt with retractor
WARNING: - Every person who drives or rides in this vehicle should use a seat belt at all times. - Do not ride in a moving vehicle when the seatback is reclined. This can be dangerous. The s ...

Air pollution
Industrial pollution, the presence of salt in the air in coastal areas, or heavy road salt use accelerates the corrosion process. Road salt also accelerates the disintegration of paint surfaces. ...

Zone variation change procedure
Zone map The difference between magnetic north and geographical north is known as variance. In some areas, this difference can sometimes be great enough to cause false compass readings. Foll ...