barrel
bottle
bottled
chemical
chemist
compressed
cooking
cylinder
cylinders
danger
dangerous
distribution
economy
energy
equipment
exclamation
explosive
fire
flammable
fuel
fuel and power generation
full
gas
gasoline
heating
industrial
industry
inflammable
liqud petroleum gas
liquefied petroleum gas
liquid
liquified
lpg
lpg cylinder
lpg gas
metallic
natural
personnel
petroleum
pressure
propane
protection
refill
regulations
risk
safety
station
steel
storage
tank