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medical equipment.
Aircraft
Switch off your wireless device whenever you are instructed to
do so by airport or airline staff.
Consult the airline staff about the use of wireless devices on
board the aircraft and enable the airplane mode of your phone
when boarding an aircraft.
Interference in Vehicles
Please note that because of possible interference to electronic
equipment, some vehicle manufacturers forbid the use of
mobile phones in their vehicles unless a hands-free kit with an
external antenna is included in the installation.
Explosive Environments
Gas Stations and Explosive Atmospheres
In locations with potentially explosive atmospheres, obey all
posted signs to turn off wireless devices such as your phone or
other radio equipment.