How Masks minimise spreading Coronavirus By Agis F|2020-07-29T14:04:33+03:00Jul 29, 2020|Categories: Technology news| Video comparison of three kinds of masks vs unmasked protection while talking, coughing and sneezing. [Youtube] Related Posts New Superwood is 50% Stronger than Steel Jul 18, 2025 | 0 Comments A Stirling Engine on a Bike Jul 17, 2025 | 0 Comments Energy Department to start performing Microreactor Experiments Jul 14, 2025 | 0 Comments A robot Perfectly Performs Surgeries Jul 11, 2025 | 0 Comments Leave A Comment Cancel replyComment Current ye@r * Leave this field empty Δ
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