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designed to prevent possible interference with sensitive 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. If your device offers a 'flight mode', this must be
enabled prior to boarding an aircraft. Note that programmed
alarms and calendar reminders can wake the power the phone up
even when switched off.
Interference in Cars
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
Petrol 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.
Areas with potentially explosive atmospheres include fuelling areas,
below decks on boats, fuel or chemical transfer or storage facilities,
areas where the air contains chemicals or particles, such as grain,
dust, or metal powders.
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