Home » BBC News - Technology » technology news » AO Air's face mask uses fans for cleaner breathing AO Air's face mask uses fans for cleaner breathing Unknown 3:13 AM BBC News - Technology technology news The fans de-pollute and cool the air meaning the mask does not need a tight seal against the face. from BBC News - Technology https://ift.tt/36bB3Ic Share: Facebook Twitter Google+ StumbleUpon Digg Delicious LinkedIn Reddit Technorati