Dust, pollen, smoke removal is how well a model cleared air of fine clay dust and cigarette smoke when operating at its highest speed. A model that scores well for dust removal should perform ...

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The water pitcher filter has become a go-to product in my kitchen. I shudder at the idea of having to fill up my water bottle with tap water — it’s a last resort as far as I’m concerned. I reach for ...

The new filter tester greatly improves the detectability of operator errors, improper test set-ups and out-of-tolerance environmental conditions. It is also more reliable and easier to use than ever ...