Health and Safety Information177information. Switch your phone off in health care facilities when anyregulations posted in these areas instruct you to do so. Hospitals or healthcare facilities may be using equipment that could be sensitive to externalRF energy.VehiclesRF signals may affect improperly installed or inadequately shieldedelectronic systems in motor vehicles. Check with the manufacturer or itsrepresentative regarding your vehicle. You should also consult themanufacturer of any equipment that has been added to your vehicle. Youshould also consult the manufacturer of any equipment that has beenadded to your vehicle.Posted FacilitiesSwitch your phone off in any facility where posted notices require you to doso.Potentially Explosive EnvironmentsSwitch your phone off when in any area with a potentially explosiveatmosphere and obey all signs and instructions. Sparks in such areascould cause an explosion or fire resulting in bodily injury or even death.Users are advised to switch the phone off while at a refueling point (servicestation). Users are reminded of the need to observe restrictions on the useof radio equipment in fuel depots (fuel storage and distribution areas),chemical plants or where blasting operations are in progress.Areas with a potentially explosive atmosphere are often but not alwaysclearly marked. They include the areas below deck on boats, chemicaltransfer or storage facilities, vehicles using liquefied petroleum gas (suchas propane or butane), areas where the air contains chemicals or particles,