硫黄
燃やす
explosion
ash
black
box
bright
closeup
combust
combustion
concept
danger
dangerous
detail
detector
emergency
fire
flame
flammable
flash
heat
heating
hot
ignite
light
macro
match
matches
matchstick
matchsticks
one
pyre
red
row
sentence
single
smoke
spark
spent
strake
strike
symbol
think
used
warm
warmth
wood
wooden