英文關鍵字
factory
building
debris
deserted
abandoned
structure
plant
chimney
waste
pipe
concrete
danger
dust
oncology
matter
jeopardy
hazard
ground
cancer
green
fumes
fatality
exhaust
carbon
environmental
endangerment
combustion
emission
drone
dioxide
threat
risk
particulate
ash
pollution
ruins
vapour
red
smog
particle
toxic
pyrite
death
unstable
prohibition
peril
provision
old
outdoors