Black Light Video Experiment Shows How Quickly COVID-19 Can Spread

In US news and current events today, Japanese public broadcaster NHK conducted and filmed a test to show how easily and quickly viruses like COVID-19 can spread in public. Invisible fluorescent paint was applied to the hand of one person. 10 participants then served themselves at a makeshift buffet and ate for 30 minutes. Afterwards, a black light revealed how far and wide the paint had traveled.

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