Example scale: windshield cleaning liquid The antifreeze scale is subdivided into: * ETHYLENE (for testing fluids used in Europe) * PROPYLENE (for testing fluids used outside Europe) The specific gravity of the electrolyte in the battery is indicated in kg/l (scale C). Adjustable eyepiece permits adaptation to the userīs eyesight. Including pipette. Available spare parts: ET 239_blue (121137) glass flap with dowel pin ET 195_blue (121103) glass holder (ASB-ring) ET 188 (121102) pipette.