Channel: How a Car Works

Category: Autos & Vehicles

Description: A refractometer is used to measure the freezing point of vehicle coolant, washer fluid, and potentially also testing battery electrolyte. This short video demonstrates how to use a refractometer and how read the scale. Want to master auto engineering and car mechanics? You want Alex's complete video course teaching you everything you need to know. See more at howacarworks.com/video-course