Smoke is injurious to health for humans as well as automobiles too. A vehicle with a visible sign of smoke at exhaust usually turns out to be carrying an underlying problem. When it’s in a perfect condition, a car does not produce any visible emissions except some white smoke in the initial seconds of starting. However, a constant stream of smoke hints at a problem with the engine. Smoke at the exhaust pipe might be of several colours, such as white, black, or blue. Each colour intimates one or more associated problems with a vehicle. Before diving deep, let’s take a look at the p ...   read more