What is the worst sound in the world? This is a subjective question, of course. For some, it could be the sound of a baby wailing. For others, it could be the sound of a steamroller. For still others, it could be a One Direction song.
In this video by BuzzFeed, a group of people are asked to listen to what a study by researchers at Newcastle University, UK, determined as the worst sound in the world.
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How did they react? And how will you react when you hear it?
Watch the video above to find out.
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