Fire extinguisher operation is not as easy as point-and-shoot. We explain the types of fires, and the types of extinguishers, and how to use them. / / What?s burning? Is the source wood, gasoline or electrical? What?s inside the fire extinguisher makes a difference. In this podcast, Dan describes the types of fires, and the various types of fire extinguishers to use on them. / / You?re not invincible with a fire extinguisher. Make sure someone is calling the fire department. If you can?t put out the flame in five seconds, the job may be too big.