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Inside look at Wuhan National Biosafety Laboratory in 100 seconds
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The Wuhan National Biosafety Laboratory is a research institute on virology administered by the Chinese Academy of Sciences (CAS). One of its labs is a biosafety level 4 (BSL-4) laboratory, or a P4 laboratory - representing the highest level of biological safety. So how safe is it? Take an inside look with CGTN.

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