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 Distance Record for Power Beaming Jun 16, 2025 | 1 Comment How to Make a DIY Simple Air Conditioner at Home Jun 13, 2025 | 0 Comments The craziest Transparent Tech Jun 12, 2025 | 0 Comments A Rusty Chain Turned into a Sharp Damascus Steel Knife Jun 12, 2025 | 0 Comments Leave A Comment Cancel replyComment Current ye@r * Leave this field empty Δ
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