金属産業
alloy
aluminum
auto
car
car wheels
center
collection
demolition
discarded
dismantled
disposal
dump
environment
factory
garbage
heap
industrial
junkyard
landfill
metal
old
old iron
pile
plant
pollution
raw materials
recycle
recycling
rims
rusted
salvage
scrap
scrap iron
scrap metal
scrap trading
scrapyard
steel
storage
sustainability
sustainable
trash
used
waste
waste separation
yard