Fire extinguisher five categories. In the UK the use of Halon gas is now prohibited except under certain situations such as on aircraft and in the military and police. Fire extinguishing performance per fire class is displayed using numbers and letters such as 13A, 55B. EN3 does not recognise a separate electrical class - however there is an additional feature requiring special testing (35 kV dielectric test per EN 3-7:2004). A powder or CO extinguisher will bear an electrical pictogramme as standard signifying that it can be used on live electrical fires (given the symbol E in the table). If a water-based
Cutting extinguisher the fire room and apply conventional fire fighting tactics if required. As very little water is used in the process there is also much less water damage to take care of compared with conventional fire fighting methods. As tactics has developed over the 10 years the technology has been applied it has been found that especially the combination with an Thermal Imaging Camera is useful. The camera is used for finding hotspots or for reading a building etc. and the cutting extinguisher is used for attacking those spots while the result is monitored with the camera. The cutting extinguisher has