environmental
background
bag
basket
bin
building
can
carpet
classify
clean
corridor
dirt
disposal
dispose
disposed
dump
dumping
dustbin
ecology
environment
garbage
household
indoor
infection
inside
junk
lid
napkin
nature
object
office
organic
paper
plastic
pollution
recycle
recycling
road
rubbish
throw
trash
trashbin
trashcan
wall
waste
wastebasket
wastepaper
windows