FORD 1998 Expedition - Manual (Page 178)

If you do not use the
proper fuel cap, the
pressure in the fuel tank can
damage the fuel system or cause
it to work improperly in a
collision.
The fuel system may be
under pressure. If the fuel
cap is venting vapor or if you
hear a hissing sound, wait until it
stops before completely
removing the cap.
Automotive fuels can
cause serious injury or
death if misused or mishandled.
Observe the following guidelines
when handling automotive fuel:
• Extinguish all smoking materials
and any open flames before
fueling your vehicle.
• Always turn off the vehicle
before fueling.
• Automotive fuels can be harmful
or fatal if swallowed. If fuel is
swallowed, call a physician
immediately, even if no
symptoms are immediately
apparent. The toxic effects of
fuel may not be visible for
hours.
• Fuels can also be harmful if
absorbed through the skin. If
fuel is splashed on the skin,
Maintenance and care
178