Checking antifreeze concentration
{"Image DocumentName": "Checking antifreeze concentration", "Image ImageDescription": "A hydrometer, refractometer or antifreeze tester should be used to check if the antifreeze concentration is sufficient to prevent the coolant from freezing in sub zero weather. A freezing point of -40 degrees Fahrenheit or lower is recommended for all vehicles.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}