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Q: What year did American cars start using 4 headlamps?
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Stop using petrol cars and start using electric cars!


When were acetylene headlights invented?

acetylene headlamps started appearing on cars around 1905.


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The price of American cars would stay the same. The price of Japanese cars would go up, causing more people to buy American cars. That's what tariffs are for. ... But, with American cars then being more affordable than Japanese cars, wouldn't demand increase on American cars and decrease on Japanese cars? The former would mean that US automakers start increasing pricing and the latter would mean that the Japanese automakers need to lower prices.


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