Comparison of the number of antiviral colonies before and after spraying

12 月 24, 2020Experiment and Video

Detection of colony counts by spraying anti-viral coatings on mobile phone plastic holsters

Film mobile phone test

Bread test

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U.S. COVID Deaths Increase to Nearly 500 Per Day Again

COVID-19 deaths in the U.S. are increasing again as the very contagious BA.5 variant spreads across the country, with nearly 500 deaths reported each day. After 2 months of daily death numbers rarely climbing above 400, the average has recently grown to about 450...

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