A recent study from Duke University used a laser beam to illuminate respiratory droplets through different types of masks.
A recent study from Duke University used a laser beam to illuminate respiratory droplets through different types of masks.
IN A RECENT STUDY AT DUKEUNIVERSITY ---- RESEARCHERSUSED A LASER BEAM - TOILLUMINATE RESPIRATORY DROPLETSTHROUGH DIFFERENT TYPES OFMASKS - AS SOMEONE PUTTHEIR MOUTH UP AGAINST IT TOSPEAK.RESEARCHERS SAY - THE RESULTSWERE SURPRISING"I DIDN'T BELIEVE THAT MYSPEECH WOULD GIVE THAT MANYPARTICLES.I DON'T SEE THEM AND THAT'S THEIDEA OF THE LASER.IT ACTUALLY MAKES THESE SMALLPARTICLES SPARKLE SO YOU CANSEE THEM"N-95 MASKS CAME OUT ON TOP ASTHE BEST DEFENSE BUT CLOTHMASKS WITH TWO LAYERS OF CLOTHALSO RANKED HIGH.NECK GAIDERS MADE OF ATHLETICMATERIAL WERE RANKED THE WORST!TIME NOW IS X:XX ---NEXT WEEK IS MOVE-IN DAY FOR
(Part 1 of 2) With many students beginning their new school year online, some parents are making virtual classes work by creating..