OVEN, muffle Furnace, BLOOD BANK refrigerator, Deep Freezer, Hot Plate, Incubator, Magnetic stirrer, water bath HYDROSTATIC and PNEUMATICS: Models of Lift Pump, Force Pumps, Hydrostatic Press, Hydrostatic Balances, Displacement Vessels, Bucket and Cylinder, Spouting Cylinders, Communicating Vessels, Water Turbines, Manometers, Pascal's Law Apparatus, Air Pumps, Vacuum Pumps, Bell Jars, Magdeburg's Hemispeheres etc MAGNETISM AND ELECTROMAGNETISM : Lode stone Bar Magnets, Horse shoe Magnets, Alnico Permanent, Cylindrical Magnets, Plotting compasses, Pocket compasses, Deflection and vibration Magnetometers, Dip Needles, Dip Circles, Electromagnet solenoids, Magnetising and Demagnetising Solenoids, Tangent Galvanometers, Galvanoscopes, Induction Apparatus, Barlow Wheels Etc