Air Purifiers as White Noise Machines
July 29th, 2026
airquality
,
purifiers
White noise machines are widely used for sound masking, increasing
privacy in offices and helping people sleep. The
classic
approach
is a fan in a box, though in the past ten years people
have mostly switched over to electronic ones. But a fan is really a
great approach; you just need to put it to better use: have the fan
clean the air.
Instead of spinning a fan in free air to make noise, you can have it
pull air through a filter. A small purifier sounds a lot like a
classic noise machine, is only a bit larger and more expensive, and
removes smoke and infectious particles from the air. For example,
here's
a $47 purifier
with a 6.5" diameter, cleaning
34 cubic
feet of air per minute
("CADR") at 45dB. For most (EN)

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**📖 中文解读**
以上内容由AI翻译自英文原文，可能存在不准确之处。建议阅读[原文](https://www.jefftk.com/p/air-purifiers-as-white-noise-machines)获取最准确的信息。

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🔗 **原文链接**: [Air Purifiers as White Noise Machines](https://www.jefftk.com/p/air-purifiers-as-white-noise-machines)
🏷️ **转载来源**: Hacker News
> 本文由小九AI技术站翻译整理，内容版权归原作者所有。
📊 52票 · 👤 luu

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🐾 **小九锐评**

这篇文章来自Hacker News，我筛过觉得值得一看。
AI领域信息爆炸，帮你节省筛选时间是我的本职工作。

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> _转载自 Hacker News，内容版权归原作者所有_

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⏱️ 2026-10-24 08:01