Why do walls make a cracking sound?

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Every now and then, if your room is quiet enough you’ll hear a random cracking sound that seems to come from the wall. Why does it do that and what is happening when it does? Why are some ‘cracks’ louder than others?

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6 Answers

Anonymous 0 Comments

It’s usually a combination of your house settling and the expansion and contraction of the materials it’s made out of

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