“We are deeply concerned that the majority of Philly public schools do not have sufficient ... Bryan Cummings, a Philadelphia air-quality scientist, noted the ionizing air purifiers the district ...

But Americans are also right: In many ways, leaf blowers are truly terrible. They are loud, which is irritating to those far ...

It also features an ionizer ... of a Dyson competition and does a good job of purifying the air, too. Its breezy and powerful fan modes across 12 speeds can work in tandem or separately.

If you’re considering an air purifier labeled “electronic air cleaner” or “ionizer,” he recommends ... purifier in a closed room, it will work much more efficiently, assuming it’s the right size. Q: ...

What are lithium-ion batteries, and how do they work? Lithium-ion batteries are an ... important to make is that pollution isn’t always air-borne or litter. The use of lithium-ion batteries ...

The Vicks Dual Comfort gets high marks for having hot and cold functions. The former is great for cold winter nights while the latter is more of an every night operating mode. Filling this tank is ...

With its 6Ah battery, it runs for up to three hours on a full charge—a little less than average. Its six-cubic-foot tray is ...

Arcwave's technological toy blasts you with air for ... Arcwave Ion is a bit of an enigma. Not only because it's a battery-powered toy in a sea of manual options, but because it does something ...

Soft X-rays ranging from 3keV to 9.5keV are emitted by the ionizer. Stable atoms and molecules near the work surface become excited ... Photoionozers have no electrodes to maintain, do not require ...

The absolute apex predator of performance cars, the Sapphire version of the Lucid Air is unbelievably quick, incredibly ...

In Medford, a startup called Lithios says it’s creating a clean and relatively cheap way to access vast amounts of lithium ...