Natural gas is odourless, non toxic and lighter than air. If any leakage the gas will rapidly rise and dilute into consentrations which are not flammeable. There is an additive to Natural gas which makes it possible to detect if there is a leakage.
| Physical condition in nature | Gasphase |
| Colour | Colourless |
| Boiling point | -162 OC by 1 atm pressure |
| Density gas phase | 0,804 kg/Sm3 |
| Density liquefied | 0,450 kg/m3 (1 atm og – 162 OC) |
| Gross (Lower) Calorific value gasphase | 37 MJ/Sm3 – 10,3 kWh/Sm3 |
| Gross (Lower) Calorific Value liquified (LNG) | 5,8 kWh/liter (5,8 MWh/m3) |
| Methane | 82 – 95 % (mol) |
| 1 ton LNG | App 1362 Sm3 |
| Selfignition temperature | 540 OC |
| Ignition limitation | 4,7 – 14,7 % volum in air |
| Unit of measure | Sm3 (sometimes also kg) |
For more detailed information – please see our Safety and Product datasheet.