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washing powder containing trisodium phosphate (available at grocery or hardware stores) or washing soda (sal soda). Mix one ounce of the powder with one gallon of warm water.
Bricks above the fireplace which have become discolored by smoke may also be cleaned with an art gum eraser (the kind used to erase charcoal drawings, available at art or office supply stores). Knead the eraser until it becomes pliable, then press it onto the smoked area. When it becomes soiled, knead it and reapply.
Although the eraser works well on porous surfaces like brick,
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