When dipsticks fooled the Germans #Citroën #WWII #History #FunFacts #Resistance In 1940, as Germany occupied France, Citroën found itself compelled to manufacture trucks for the German regime. Yet French engineers working at Citroën refused to aid the occupiers without resistance. They devised a subtle but ingenious plan: modify the oil dipsticks so that they falsely showed “full” levels. In reality, oil was dangerously low. This small tweak appeared inconsequential, but it caused German vehicle