硫黄
acid
action
bars
chloride
chunks
cloud
condensation
crater
dangerous
erupting
exploration
extremely
fog
fracture
fumarole
fumes
gas
heat
hydrogen
ijen
indonesia
java
kawah
landscape
man
miner
mineral
mist
nature
off
people
polution
rock
scenic
smell
smoke
steam
steel
sulfur
sulfuric
unconscious
unpleasant
volcanic
volcano
worker
yellow