Health and safety information105personal medical devices, consult the manufacturer ofyour device to determine if it is adequately shielded fromexternal RF energy. Your physician may be able to assistyou in obtaining this information. Switch off your phone inhealth care facilities when any regulations posted in theseareas instruct you to do so. Hospitals or health carefacilities may be using equipment that could be sensitiveto external RF energy.VehiclesRF signals may affect improperly installed or inadequatelyshielded electronic systems in motor vehicles. Check withthe manufacturer or itsrepresentative regarding your vehicle. You should alsoconsult the manufacturer of any equipment that has beenadded to your vehicle.Posted facilitiesSwitch off your phone in any facility where posted noticesrequire you to do so.Potentially explosive environmentsSwitch off your phone when in any area with a potentiallyexplosive atmosphere and obey all signs and instructions.Sparks in such areas could cause an explosion or fireresulting in bodily injury or even death. Users are advisedto switch off the phone while at a refueling point (servicestation).Users are reminded of the need to observe restrictions onthe use of radio equipment in fuel depots (fuel storage anddistribution areas), chemical plants or where blastingoperations are in progress.Areas with a potentially explosive atmosphere are oftenbut not always clearly marked. They include below deck onboats, chemical transfer or storage facilities, vehiclesusing liquefied petroleum gas (such as propane orbutane), areas where the air contains chemicals orparticles, such as grain, dust or metal powders, and anyother area where you would normally be advised to turnoff your vehicle engine.