利用する
aluminium
aluminum
background
bale
beer
can
cans
center
collect
compressed
conservation
consumerism
crushed
disposal
earth
ecology
empty
environment
environmentally
facility
factory
flat
friendly
garbage
green
heap
industrial
industry
landfill
metal
pile
plant
pressed
recycle
recycled
recycling
reduce
refuse
reuse
rubbish
save
scrap
scrapyard
soda
tin
trash
used
waste