Coal Mine Rescue Test I
In order to get 100%, you must answer all of the following correctly.
1.  Three _________ must be present for an explosion to occur: fuel, oxygen, and heat (ignition).




2.  _________ seals should be well hitched in the roof, floor, and ribs to make them as airtight as possible.




3.  _________ fires are best extinguished by nonconducting agents such as Carbon Dioxide and certain dry chemicals.




4.  Under no circumstances should _________ be altered without orders to do so from the command center.




5.  _________ fires are best extinguished by cooling with water or by blanketing with certain dry chemicals.




6.  The first priority of rescue and recovery operations is team _________.




7.  The second priority of rescue and recovery operations is the rescue of _________.




8.  The third priority of rescue and recovery operations is the recovery of the _________.




9.  A fresh-air base is established at the point where _________ no longer permit barefaced exploration.




10.  __________ can be liberated when water or steam comes in contact with hot carbon materials.




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