Health and safety informationHearing aidsSome digital wireless phones may interfere withsome hearing aids. In the event of suchinterference, you may wish to consult your hearingaid manufacturer to discuss alternatives.Other medical devicesIf you use any other personal medical devices,consult the manufacturer of your device todetermine if it is adequately shielded from externalRF energy.Your physician may be able to assist you in obtainingthis information.Switch off your phone in health care facilities whenregulations posted in these areas instruct you to doso.VehiclesRF signals may affect improperly installed orinadequately shielded electronic systems in motorPotentially explosive environmentsSwitch off your phone when in any area with apotentially explosive atmosphere, and obey all signsand instructions. Sparks in such areas could causean explosion or fire resulting in bodily injury or evendeath.Users are advised to switch off the phone while at arefuelling point (service station). Users are remindedof the need to observe restrictions on the use ofradio equipment in fuel depots (fuel storage anddistribution areas), chemical plants, or whereblasting operations are in progress.Areas with a potentially explosive atmosphere areoften but not always clearly marked. They includethe areas below decks on boats, chemical transfer orstorage facilities, vehicles using liquefied petroleumgas, such as propane or butane, areas where the aircontains chemicals or particles, such as grain, dustor metal powders, and any other area where youwould normally be advised to turn off your vehicle