Tested Strong
Tested Strong

How can I test how strong is the concrete?
It must have something to do with the pressure of 2 bricks in it. Or sumthin like that of all anyway! Id be grateful for any response ... within reason! lol 5 stars for best answer!
The way engineers Civilian test: There is a machine that compresses a sample of the cement and a voltage versus time and strain diagrams and time. You can probably access a by a university with a career in civil engineering
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