Automotive Explainations on Instagram: "DEF / AdBlue is a diesel exhaust fluid used in modern diesel vehicles with SCR (Selective Catalytic Reduction) systems to reduce harmful emissions. It’s a urea-water solution injected into the exhaust stream, not the engine. Under heat, it breaks down NOx gases into harmless nitrogen and water vapour, helping vehicles meet strict emission norms like BS6. Clear reality check: AdBlue has zero performance benefit. It exists only for emissions compliance. If A