燃やす
abstract
bark
branches
building
chopping
construction
cut
energy
fire
fireplace
firewood
forest
forestation
fuel
heat
industry
irregular
load
log
lumber
material
mill
natural
nature
paper
pieces
pile
piled
raw
renewable
resource
saw
split
stack
stacked
stove
texture
timber
traditional
tree
trunk
warmth
wood
wooden
woodpile