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
Fire breathing many inherent risks to the health and safety of the practitioners. Fire breathing has a wider range of risks due to the required technique to create the effect. Having an actively spotting trained safety assistant with an appropriate fire blanket and fire extinguisher is an appropriate best practice when fire breathing and is a mandatory clause in most insurance policies for professional fire breathers. To increase safety, fire breathers must avoid highly combustible fuels such as alcohol, spirit-based fuels, and most petrochemicals, instead using safer combustibles with a higher flash point (>50 °C). Due to its relatively safe (≈90 °C)