| TAKE THREE FOURTH OF WATER IN THE BEAKER AND MAKE THE SMALL BOTTLE TO FLOAT IN WATER VERTICALLY USING SAND LITTLE BY LITTLE. REMOVE THE BOTTLE FROM THE BEAKER AND INSERT THE GRAPH PAPER OUTSIDE THE BOTTLE. COVER THE GRAPH PAPER WITH A CELLO TAPE TO PREVENT IT FROM WETTING. NOW PLACE THE BOTTLE IN PURE MILK AND MARK THE LEVEL OF FLOATING BY MEANS OF A PEN. AGAIN FLOAT IT IN WATER AND NOTE THE LEVEL IN WHICH IT FLOATS. NOW FLOAT THE BOTTLE IN THE MILK TO BE TESTED. FIND THE FLOATATION LEVEL. THE FLOATING LEVEL INDICATES MEASURE OF QUALITY OF MILK. YOU CAN PREDICT EXACT QUALITY OF MILK BY REPORTING THE SPECIFICGRAVITY MEASURED BY YOU. |
