A metal drum or stones around the fire bed are good precautions. A charcoal grill is a good place in which to build a wood fire. Be sure to put out any fire when you are through with it. If you're cooking on a wood stove, make sure the stove pipe has not been damaged. If you have to build a fire outside, build it away from buildings, never in a carport.
Sparks can easily get into the ceiling and start a house fire.
Never use gasoline to get a wood or charcoal fire started. When cooking is not possible, a lot of canned food can be eaten cold. The following menu is based on the use of foods that require no cooking. You may be surprised at the variety of foods that can be prepared even if there is no gas or electricity for cooking. Raw vegetables, such as carrots, celery, etc.