Show dvork of electro in engineering works the electro magnet Is taking a very prominent place this device dispenses with hooks slings and other letting appa ratus by throwing a switch control ling the current the magnet la ener gazed and thereby attaches itself to ohp bars castings scrap or pig iron which it Is desired to lift the magnet poles are shaped according to the ture 0 the material to be ox heavy rails they are oblong and are slung from the crane hook by a short weighing over tw chain castings tone are bandied by alej tro magnet another use to which the 1 electromagnet Is put is in breaking old castings so that they may be melt f ed and utilized to accomplish th the magnet Is made to allt and dro sit a steel ball weighing from one to tons |