Battery-powered face mask seeks to fight COVID and foggy glasses

A South Korean company has invented a battery-powered filtered face mask designed to reduce annoying problems associated with conventional designs, such as breathing difficulties and fogged-up glasses. LG Electronics' PuriCare Wearable, which comes in one size and weighs as much as a pair of ski goggles, features two fans and high-efficiency particle air filters that clean air coming in and exhaled breath going out. As authorities increasingly urge the public use of face masks to prevent the spread of the coronavirus, manufacturers have turned their attention to making such gear more comfortable without compromising safety.
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