Already in the Middle Ages, animal blood, which obviously has good binding properties, was used to make building mortar.
However, it has been a long time since, apart from the accidents which can occur, the construction sites of this world take place without bloodshed.
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It is therefore rather surprising that British scientists today take up this rather alchemical concept and are even ready to use human blood to make concrete.
In the journal "
Materials Today Bio
", researchers at the University of Manchester present their exotic building material, made of "
blood, sweat and tears
".
However, it is not the land projects that interest them, but those undertaken on the Moon or on Mars.
When astronauts spend long periods on these celestial bodies, they need a solid and permanent shelter, especially to protect themselves from cosmic rays.
The Moon and Mars do indeed have
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