IANAS, but I like to think that Yes, you can hold your breath longer with synthetic blood. Popular Mechanics covered this in 2006[1], an article I will never fo

IANAS, but I like to think that Yes, you can hold your breath longer with synthetic blood. Popular Mechanics covered this in 2006[1], an article I will never forget. But it's a speculative piece. More research has been done recently, a cursory google search for "synthetic blood" indicates many possibilities. [1] https://www.popularmechanics.com/science/health/a646/2713146/ https://www.popularmechanics.com/science/health/a646/2713146...