I knew they used sounds to fool us, but I never heard of the door slam sham.

The sound of your car's door slamming is a lie. A trick. A clever ruse. And it's all thanks to the engineers who designed your car.
Your car doors are carefully designed to sound sturdier than they really are, reports Mel. You can thank psychoacoustics for this practice, which is the study of the mind's perception of different sounds.
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