OCR Text |
Show Use for Old Batteries. Ill open fireplaces, especially where wood Is used for fuel, a gorgeOUl colored-tire effect may be produced, says Popular Mechanics liiagirizine, by placing one or two old dry cells among the hot coals. The substance with which the top of the battery Is Meled n soon burns away, and the heat sets W up n chemical action, producing a gas which burns with a Aams "f vivid c blue, purple and green, one old dry ft cell will continue the spectacle for I from half ' three-quarters of an hour, J depending upon the heat of the fire In which it Is placed. No danger attaches at-taches to ibis production of colored tire. Il costs nothing, inasmuch as old dry batteries are ordinarily worthiest, Inn It will provide both pleasure and amusement nt fireside gatherings, |