機器
environmental
aluminum
アルミニウム
bale
business
cardboard
collect
compression
conservation
disposal
dump
ecology
environment
facility
factory
fifties
forklift
forties
garbage
heap
heavy
horizontal
industry
junk
landfill
loader
manufacturing
material
metal
moving
occupation
organization
packaging
paper
pile
pollution
process
protection
recycling
refuse
reusable
rubbish
scrap
stack
tractor
trash
vehicle
waste
working
yard