184Areas with a potentially explosive atmosphere are often but not always clearlymarked. They include below deck on boats, chemical transfer or storage facilities,vehicles using liquefied petroleum gas (such as propane or butane), areas where theair contains chemicals or particles, such as grain, dust or metal powders, and anyother area where you would normally be advised to turn off your vehicle engine.Emergency CallsThis phone, like any wireless phone, operates using radio signals, wireless andlandline networks as well as user-programmed functions, which cannot guaranteeconnection in all conditions. Therefore, you should never rely solely on any wirelessphone for essential communications (medical emergencies, for example).Remember, to make or receive any calls the phone must be switched on and in aservice area with adequate signal strength. Emergency calls may not be possible onall wireless phone networks or when certain network services and/or phone featuresare in use. Check with local service providers.To make an emergency call:1. If the phone is not on, switch it on.2. Key in the emergency number for your present location (for example, 911or other official emergency number). Emergency numbers vary by location.3. Press the key.If certain features are in use (call barring, for example), you may first need todeactivate those features before you can make an emergency call. Consult thisdocument and your local cellular service provider.When making an emergency call, remember to give all the necessary information asaccurately as possible. Remember that your phone may be the only means ofcommunication at the scene of an accident; do not cut off the call until givenpermission to do so.Restricting Children's access to your PhoneYour phone is not a toy. Children should not be allowed to play with it because theycould hurt themselves and others, damage the phone or make calls that increaseyour phone bill.