Potentially Explosive Environments - Nokia 2330 classic Guia Del Usuario

Only qualified personnel should service the device or install
the device in a vehicle. Faulty installation or service may
be dangerous and may invalidate any warranty that may
apply to the device. Check regularly that all wireless device
equipment in your vehicle is mounted and operating
properly. Do not store or carry flammable liquids, gases, or
explosive materials in the same compartment as the
device, its parts, or accessories. For vehicles equipped with
an air bag, remember that air bags inflate with great force.
Do not place objects, including installed or portable
wireless equipment in the area over the air bag or in the
air bag deployment area. If in-vehicle wireless equipment
is improperly installed and the air bag inflates, serious
injury could result.
Using your device while flying in aircraft is prohibited.
Switch off your device before boarding an aircraft. The use
of wireless teledevices in an aircraft may be dangerous to
the operation of the aircraft, disrupt the wireless
telephone network, and may be illegal.

Potentially explosive environments

Switch off your device when in any area with a potentially
explosive atmosphere, and obey all signs and instructions.
Potentially explosive atmospheres include areas where
you would normally be advised to turn off your vehicle
engine. Sparks in such areas could cause an explosion or
fire resulting in bodily injury or even death. Switch off the
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