Domestic Symphony: Why your dryer has a theme song
Twenty Thousand Hertz
Shopify - The Quiet Mark
Poppy Skeela is the founder of Quiet Mark, a company that tests appliances to measure how much noise they make. Until recently, the volume of an average vacuum cleaner was about 75 decibels - as loud as a coffee grinder. But thanks to better technology, some newer models only produce 65 decibels. You can still get the same turbo power, but without ear splitting or sound challenges.
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