Rosa Parks' arrest on this day in 1955 sparked the Montgomery Bus Boycott and changed the world. On Dec. 1, Rosa Parks refused to give up her seat on a Montgomery bus
Fire is a chemical reaction that gives off light and heat. It is an example of the chemical process of oxidation.
A firefighter (also fireman and firewoman) is a rescuer extensively trained in firefighting, primarily to extinguish hazardous fires that threaten life, property, or the environment.