We liked its LED air-quality indicator that registers green for safe air, orange for fair, red for poor, and purple for bad ... s a good idea to vacuum often when running an air ionizer.

4-in-1 Air Purifier for Home: The POMORON's new generation air purifier makes a great combination of important functions including Air Ionizer ... settings can take good care of your needs.

erica puisis for forbes vetted If you own other smart LG appliances, there’s a good chance you’re already ... bells and whistles is its clean air ionizer, which—not unlike an air purifier ...

the display shows one of five LED colors to indicate the air quality ranging from very good to very bad using blue, green, orange, red, and purple. There’s also an ionizer setting, which ...

Nothing good. Here are some consequences ... to have that proper airflow and bad things can happen when that’s thrown out of ...

Not bad for 1950s ... a system to forward air bases or even captured airports in a time of war. Of course, broadcasting your position with an active radar isn’t always a good idea in modern ...

El Niño has important effects on the world’s economies—and not all of them are bad The current El Niño (Spanish for ... In an El Niño year, air pressure drops along the coast of South America and over ...

What happens when an air filter for 3D printers gets designed by engineers with a passion for function, a refusal to compromise, and a desire to do without bad smells or fumes? You get the ...

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but there’s a lot of good work still being done out there.” Learn more about the inspiration behind Netflix’s current No. 1 film in the U.S., including whether the events of Land of Bad ...