The term 'fireplace guard' can be summarized as a job that requires the use of a FENDER. A FENDER is a metal or wooden frame that is placed around a fireplace to protect people and furniture from sparks and heat. It is also used to contain ashes and other debris that may be produced by the fire. The FENDER is an important part of the fireplace guard's job, as it helps to ensure the safety of those in the vicinity of the fireplace.