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Dyson's new air purifiers are called the Pure Cool Tower and the Pure Cool.  

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The Pure Cool Tower is fairly large.  

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It serves as an air circulator as well as a purifier.  This demo showed the fan's power.

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A connected app lets you monitor the air quality in your home over time.

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These purifiers are outfitted with advanced air sensors.

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The Pure Cool Tower does have a bulky AC adapter.

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There is a small screen where you can see what the Dyson purifier is up to. 

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Dirty air is sucked in via this base and purified through a HEPA filter.

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Fresh, clean air is circulated through the fan up top.

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The smaller, but still rather large Dyson Pure Cool features a circular top and is a bit shorter.

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The head of the unit rotates, as with the larger version.

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This demo allowed you to spray various pollutants into the air and then watch as the air in the box becomes purified. 

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Sensors sit atop both Pure Cool models.

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Here's a look at the app's specific readout for any given time.

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You can also view a chart of your air quality changes over days.

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