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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.
Blasting Caps and Areas
Power off your mobile phone or wireless device when in a blasting area or in areas posted power off “two-way
radios” or “electronic devices” to avoid interfering with blasting operations.
Summary of Contents for N790
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