Modern diesel cars, trucks and SUVs have selective catalytic reduction (SCR) systems to reduce exhaust pollutants and meet emissions standards. These systems work by injecting diesel exhaust fluid ...

Picture the scene: you're in the queue to pay at the filling station, your eyes are drawn to all manner of treats and gadgets ...

Germany is facing a shortage of AdBlue, a key ingredient for modern diesel cars and trucks, as soaring energy prices send shock waves through the economy. Truckers say suppliers are limiting ...