background
bottle
canal
chemical
corrosion
cruel
danger
dirty
disaster
dump
ecology
environment
environmental
factory
fatal
flowing
garbage
horror
impure
industrial
industry
influence
inundation
lake
life
liquid
natural
nature
nobody
plant
plastic
pollute
pollution
problem
repulsive
river
romania
rotting
rubbish
sewage
smell
stream
substance
toxic
trash
treatment
unhygienic
waste
wastewater
water