SF6 TOFU guide image

Sulphur hexafluoride, or SF6, is widely used in the electrical industry to prevent short circuits and accidents. But leaks of the little-known gas in the UK and the rest of the EU in 2017 were the equivalents of putting an extra 1.3 million cars on the road.

SF6 mofu guide image

SF6 in its pure state is inert, colourless, tasteless, non-flammable and nontoxic. It is heavier than air, and can accumulate in cable trenches, pits and tunnels. A volume greater than 19% in the air may cause asphyxiation.

SF6 BOFU Guide image

Sulphur hexafluoride, or SF6, is widely used in the electrical industry to prevent short circuits and accidents. But leaks of the little-known gas in the UK and the rest of the EU in 2017 were the equivalents of putting an extra 1.3 million cars on the road.