Bill Nye Demonstrates Effectiveness of COVID-19 Face Masks In Viral TikTok Video

There’s been a lot of debate as why the effectiveness of masks during this global coronavirus pandemic. Bill Bye, the science guy has added his voice to the debate. In a series of viral videos posted on TikTok, the 64-year-old TV star conducted a simple demonstration to explain why he and the scientific community want others to wears masks in public spaces. He blew on a candle to see how much the flame moves after he covers his face with a scarf, a two-layer cotton mask, and then an N-95 mask.

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