燃やす
abstract
alternative
background
banknotes
blaze
bonfire
burns
business
campfire
danger
debt
deposit
ecological
ecology
economy
euro
european
euros
finance
financial
fire
fireplace
firewood
flame
fuel
heat
heater
hell
hundred
inflation
loan
lost
material
money
nature
paper
pine
power
radiator
recycling
renewable
savings
temperature
thermostatic
timber
valve
wage
winter
wooden