Waste
unwanted or unusable material
hazardous waste
manners bit
processing sludge
landfill gas
swarf
chemical waste
fatberg
yellow bags
liquid packaging board
gutter oil
litter
municipal solid waste
cigarette butt
crumb
residual waste
unexploded ordnance
street foliage
bort
packaging waste
industrial waste
toxic waste
kitchen waste
electronic waste
used coffee grounds
waste paper
marine debris
agricultural waste
nuclear fallout
garbage
biomedical waste
green waste
unreachable memory
post-consumer waste
universal waste
Yellow grease
sawdust
biodegradable waste
sewage sludge