Lead was phased out of gasoline sold for cars and trucks decades ago. But that brain-damaging fuel additive used to prevent engine knock is still being spewed into the air across the nation — ...
From 1945 to 1955, a British aeronautical company called Napier & Son produced not just one but two versions of an intricate hybrid piston engine, which they named the Napier Nomad. The post-World War ...
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