Potassium bicarbonate & Urea Advanced (AKA Monnex), used on class B and C fires. More practical than all other powders as a consequence of its power to decrepitate (wherever the powder breaks up into smaller particles) in the flame zone making a bigger surface location at no cost radical inhibition. https://tented-camp35689.acidblog.net/59962120/new-step-by-step-map-for-gas-fire-suppression-system