Ford Electric Ranger 1998 Student Manual page 129

1998 Ranger EV New Model Training
LESSON 3: SAFETY AND EMERGENCY INFORMATION
Types of Fire Extinguishers
Listed below are common types of fire extinguishers:
Water
Regular Dry
Chemical
Multi-Purpose
Dry Chemical
Carbon Dioxide
Gas (CO )
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Ratings of Fire Extinguishers
Fire extinguishers come with UL rating. The higher the rating number,
the more capacity for extinguishing the class of fire indicated.
The following is a general guide for selecting a fire extinguisher.
Minimum extinguisher ratings are listed. Cheek your local fire
department codes for detailed information:
Light Hazard
(possibility of small fires)
Ordinary Hazard
(possibility of moderate fires)
Extra Hazard
(possibility of severe fires)
Fire Extinguisher Inspection
Fire extinguishers are pressurized devices. Monthly inspections
should be made to verify that all extinguishers have retained their
full charge.
Class A fires only. Inappropriate for Class B
and C fires. Water can conduct electrical
current and increase the risk of severe injury.
Primarily sodium bicarbonate, effective
against Class B and C fires.
Monoammonium phosphate is effective
against Class B and C fires.
Effective against Class B and C fires,
often used in areas where contamination and
cleanup time are important.
2A, 5B:C or greater
2A, 10B:C or greater
4A, 40B:C or greater
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