燃やす
bonfire
burning
cleaner
cleaning
danger
dangerous
design
destructor
dirty
disposal
dump
ecological
ecologically
ecology
environment
factory
fire
flame
flat
garbage
harmful
hazardous
illustration
incineration
incinerator
industrial
industry
litter
pipe
plant
pollute
pollution
recyclable
recycle
recycling
refuse
removal
resource
rubbish
sanitary
smoke
town
toxic
trash
unsorted
urban
waste
works