OCR Text |
Show I To Kemove Bust, j .Make a solution of one part sulphuric I acid to ten parts water. On withdraw ing the articles treated from the acid I dip them in a bath of hot lime water and hold them there until they become I so heated that they will dry inime- ; diatcly when taken out. Then rub them t dry with bran or sawdust. The parts i will be found perfectly clean after this treatment and can be painted with fire-! fire-! proof paint, blued or nickeled or left i as they are, at the owner's desire. |