Vitalik Buterin
@vitalik.eth
Plane be like... Me be like... We really need to clean up our indoor air, but until then thank you @zhouliang_mask!
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Dr B lizardo
@bluelizardo.eth
N95 or 99 ?
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Out of Element
@outofelement
You can actually see which one it is in the picture. KN100.
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