Sample of ancient Roman maritime concrete from Pozzuoli Bay near Naples, Italy. Its diameter is 9 centimeters, and it is composed of mortar formulated from lime, volcanic ash and chunks of volcanic ...
A core sample pulled from the concrete of the Cocoli Locks where cracks and leaks have appeared does not bode well for the Panama Canal expansion project, which is on a strict deadline for completion ...
One of the more essential pieces of petrophysical information acquired during exploratory drilling is a core sample taken directly from the reservoir rock. Laboratory analysis of downhole core samples ...
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