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The 3D-printer stands guard over ecology

Unique coral reef ecosystems, which could have disappeared by now, are rescued due to 3D-printers. With their help, collapsing corals are replaced by replications which imitate real corals not only externally, but also internally: they have a system of tunnels and caves necessary for the reef inhabitants.

I agree
51
I don't agree
24
Fathy Bob wow 06 Feb 2019