英文關鍵字
1080p
1920x1080
abuse
and
chemical
contaminate
contaminated
contamination
corruption
damage
danger
def
deterioration
dirty
disaster
drain
drainage
dump
ecological
ecology
ecosystem
environment
environmental
factory
flowing
footage
from
full
hazardous
high
industrial
industry
leak
liquid
material
natural
nature
pipe
poison
pollute
polluted
pollution
problem
river
sewage
sewer
steady
substance
toxic
waste
water