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How Will We Make Concrete For A Future Martian Colony? Using The Blood, Sweat Or Tears Of Astronauts, Say Scientists

Sept. 14, 2021, 10 p.m.

(Forbes) A medieval mixture of human blood combined with a compound from urine, sweat or tears from astronauts could glue together soil on Mars or the Moon to produce “AstroCrete”—a material stronger than ordinary concrete—according to scientists at the University of Manchester in the UK.

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