FIRE BEHAVIOR

Table of Contents

FIRE BEHAVIOR

OBJECTIVES

OBJECTIVES

ENABLING OBJECTIVES

After completing this lesson students will be able to-

ENABLING OBJECTIVES

ENABLING OBJECTIVES

OXIDATION

COMBUSTION

IMPORTANT TERMS

FIRE

SOURCES OF HEAT ENERGY

CATEGORIES OF HEAT ENERGY

HEAT TRANSFER

PRINCIPALS OF FIRE BEHAVIOR

FUEL CHARACTERISTICS

FUEL CHARACTERISTICS

FUEL TO AIR MIXTURE

FUEL -TO-AIR MIXTURE

FUEL-AIR-MIXTURE

THE BURNING PROCESS

THE BURNING PROCESS

FIRE TETRAHEDRON

FIRE TRIANGLE

PHASES OF FIRE

INCIPIENT PHASE

INCIPIENT PHASE (con’t)

ROLLOVER

ROLLOVER (con’t)

STEADY-STATE BURNING PHASE

FLASHOVER

HOT SMOULDERING PHASE

BACKDRAFT

INDICATIONS OF POSSIBLE BACKDRAFT

BACKDRAFT PREVENTION

THERMAL LAYERING

WHY IS THERMAL LAYERING CRITICAL TO FIREFIGHTING?

What must be done to clear the area once normal layering is disrupted?

WHAT ARE THE FOUR BASIC PRODUCTS OF COMBUSTION?

HEAT

FLAME

SMOKE

FIRE GASES

FIRE EXTINGUISHMENT THEORY

TEMPERATURE REDUCTION

FUEL REMOVAL

OXYGEN DILUTION

CHEMICAL FLAME INHIBITION

CLASSIFICATION OF FIRES

CLASS A FIRES

CLASS B FIRES

CLASS C FIRES

CLASS D FIRES

SUMMARY : FIRE BEHAVIOR

SUMMARY: FIRE BEHAVIOR

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