bag
basket
batteries
burning
car
chemical
chemicals
color
conservation
container
conveyor
environment
environmental
equipment
garbage
glass
grinder
hazardous
icon
illustration
incineration
industry
item
landfill
line
metal
organic
paper
plastic
pollution
press
recognition
recycle
recycling
reusable
robotic
scrap
screw
sign
sorting
symbol
technique
tires
transportation
trash
truck
useful
waste