Liquefied natural gas or LNG's natural gas (Predominantly methane, CH4) that's been converted temporarily to liquid form for ease of storage or transport. Liquefied natural gas takes up about 1/600th the volume of natural gas in the gaseous state. It's odorless, colorless, non-toxic and non-corrosive. Hazards include flammability, freezing and asphyxia. The liquefication process involves removal of certain components, such as dust, acid gases, helium, water, and heavy hydrocarbons, which cou… (More on Lng)