21 POSTED FACILITIES
Switch your phone off in any facility where posted notices so require.
Potentially explosive atmospheres
Switch off your phone if you are in any area that has a potentially explosive atmosphere, and obey all signs and instructions. Sparks in such areas could cause an explosion or fire, resulting in bodily injury or even death.
You are advised to switch off the phone while at a refueling point (service station). And, you are reminded of the need to observe restrictions regarding the use of 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
Vehicles
Only qualified personnel should service the phone or install the phone in a vehicle. Faulty installation or service could be dangerous and might invalidate any warranty that could apply to the unit.
Regularly check that all wireless phone 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 phone, its parts, or accessories.
For vehicles equipped with an air bag, remember that an air bag inflates with great force. Do not place objects, including both the installed or the portable wireless equipment, in the area over the air bag or in the air bag deployment area. If the