英文關鍵字
alien
bad
barrel
bubbles
chemical
chemicals
chernobyl
concept
danger
dangerous
deadly
disaster
fluid
fumes
gas
gases
goo
green
gross
harmful
industrial
industry
lab
lethal
liquid
noxious
nuclear
plant
poison
poisonous
pollute
polluted
pollutes
polluting
pollution
science
slime
sludge
smoke
smoking
soap
spill
substance
surface
toxic
waste
weird