A closer look
Because relying on the average person to differentiate between viscous brown puddles is a recipe for absolute disaster. Almost all vehicle fluids naturally look like varying shades of depressing amber or brown, meaning a leak could be literally anything. To prevent mechanics and clueless owners from pouring the wrong chemical into the wrong incredibly expensive metallic hole, transmission fluid is heavily saturated with red dye. If your driveway looks like a crime scene, at least you know exactly which part of your vehicle is currently failing.
