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hazard
    crown fire hazard
    fire hazard
head fire
   head fire
   rate of spread
heat
    specific heat
heat flux
heat of ignition
heat of vaporization
heat per unit area
heat sink
heat transfer
height
    canopy base height
    char height
    crown base height
    crown kill height
    diameter at breast height
    flame height
    scorch height
    stand height
herbaceous fuel
horizontal movement rate
Huygen's principle
hydrophobic
hysteresis



ignition
    heat of ignition
incident
independent crown fire
intensity
    Byram's fire intensity
    fire intensity
    fireline intensity
    frontal fire intensity
    reaction intensity
intermittent crown fire
inventory
    fuel inventory
    stand inventory



ladder fuel
length
    crown length
    flame length
length-to-breadth ratio
length-to-width ratio
lethal underburn
line transect
litter
litter layer
live fuel moisture content
load
    duff load
    fuel load
    litter load
lower duff



mass-flow rate
mastication
maximum reliable wind speed
mean fire-free interval
mean fire interval
Mid-flame wind speed
mineral ash
mineral content
mixed-severity fire
model
    fire behavior model
    fire model
    fuel loading model
    fuel model
        fire behavior fuel model
        fire danger fuel model
moisture content
    equilibrium moisture content
    foliar moisture content
    live fuel moisture content
    moisture of extinction
    soil moisture content
moisture damping coefficient



needle drape
no-wind no-slope spread rate



Open wind speed
optimum packing ratio



packing ratio
    optimum packing ratio
particulates
passive crown fire
   active crown fire
   passive crown fire
planar intercept
PM10
PM2.5
point-source fire
prescribed natural fire
prescription
probability
    burn probability
pyrolosis



radiant heat flux
radiation
rate of spread
    forward rate of spread
    no-wind no-slope spread rate
reaction intensity
reaction velocity
reburn
residence time
residual combustion
restoration
    ecological restoration
    forest restoration
rough
    age of rough
    southern rough
running crown fire



scorch
    crown scorch
scorch height
second order fire effects
serotinous
serotiny
severity
    fire severity
    high-severity fire
    low-severity fire
    mixed-severity fire
    moderate-severity fire
    replacement-severity fire
    soil burn severity
shaded fuel break
silica-free ash
smoke
smoke dispersion
smoke production
smoldering combustion
smoldering phase
soil heating
soil moisture content
soil texture
soot
spot fire
spotting
spread direction
spread rate
    no-wind no-slope spread rate
spread vector
    resultant spread vector
stand-replacing fire
stand height
stand inventory
structure fire
suppressed
surface area to volume ratio
    characteristic surface-area-to-volume ratio
    particle surface-area-to-volume-ratio
surface fire
    conditional surface fire
Surfacing Index



thickness
    bark thickness
thinning
    crown thinning
    free thinning
timelag
timelag class
    1-hr timelag class
    10-hr timelag class
    100-hr timelag class
    1000-hr timelag class
    10000-hr timelag class
torching
Torching Index
total fire flux
transect
    Brown's transect
    line transect
tree crown street
tree expansion factor
tree list
type
    fire type
    fuel type
type of fire



uncompacted crown ratio
underburn
    lethal underburn
upper duff



velocity
    reaction velocity
    wind velocity



water repellant
wildfire
wildland fire
wildland fire use
wildland fuel
wind
wind-driven fire
wind adjustment
    wind adjustment factor
wind coefficient
wind direction
wind limit
wind profile
wind reduction
wind reduction factor
wind speed
    1-minute average wind speed
    10-meter wind speed
    10-minute average wind speed
    2-minute average wind speed
    20-ft wind speed
    effective mid-flame wind speed
    eye-level wind speed
    gust wind speed
    in-stand wind speed
    instantaneous wind speed
    maximum reliable wind speed
    mid-flame wind speed
    open wind speed
    peak wind speed
    sustained wind speed
wind vector
woody
woody debris
    coarse woody debris
    down dead woody debris