Why don’t we have synthetic blood yet?

Millions of liters of blood are donated around the world every year, but there’s still not enough for everyone who needs it. Chemists have been trying to make synthetic, transfusable blood for a century; in this video we dive into their odyssey and figure out how close we are to the Holy Grail of transfusion medicine: https://youtu.be/Uy8p_Yzpe6o.

Youtube ID: Uy8p_Yzpe6o

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