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8.2.2 Hearing aids
Some digital wireless devices may interfere with
some hearing aids. If interference occurs, consult
your service provider.
8.2.3 Other medical devices
Operation of any radio transmitting equipment,
including wireless phones, may interfere with the
functionality of inadequately protected medical
devices. Switch off your phone in health care
facilities when any regulations are posted in these
areas instructing you to do so.
8.2.4 Vehicles
RF signals may affect improperly installed or
inadequately shielded electronic systems in motor
vehicles. For more information, check with the
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manufacturer or its representative of your vehicle or
any equipment that has been added.
8.3 Potentially
dangerous
situations
Switch off your device when in any area with a
potentially explosive atmosphere and obey all signs
and instructions. Sparks in such areas could cause
an explosion or fire resulting in body injury even
death.
Switch off the device at refueling points such as
near gas pumps at service stations. Observe
restrictions on the use of radio equipment in fuel
depots, storage, and distribution areas, chemical
plants or where blasting operations are in progress.
Areas with a potentially explosive atmosphere are
often but not always clearly marked. They include
below deck on boats, chemical transfer or storage
facilities, vehicles using liquefied petroleum gas
