ban
banner
basket
bin
button
care
city
clean
contaminate
discard
disposable
disposal
drink
drop
dump
forbidden
garbage
icon
illustration
indication
injury
junk
laws
litter
littering
negation
no
not
notice
paper
park
prohibited
prohibition
public
recycle
red
reduce
refuse
regulations
reuse
rubbish
rules
sign
silhouette
symbol
throwing
trash
urban
warning
waste
white