This info was sent to me by Teresa, one of our readers. Inventors Maria P. Contento and Flavio Cioffi have developed a low strength stone-like material for rural building and road projects. Test samples had 1.8-2.8 MPa compressive strength. In comparison, concrete often measures in excess of 50 MPa. However, not all structures need high compressive strength and so this method may be suitable for some purposes. It is promising because since only very small quantities of active ingredients (...)

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