

I bet you didn’t know this about your car
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Published: 1/25/2026
Education
Description
Uncover an ingenious secret hidden in plain sight: the small arrow next to your car's fuel gauge. This clever design detail, introduced in the late 1980s, silently solves a common motorist frustration by indicating which side your gas tank is on. Discover the simple, practical innovation designed to prevent everyday inconvenience, a brilliant example of thoughtful engineering making life easier. Comparable works include Mental Floss
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