Assertion: concrete's material | /r/HasProperty | structural
Facets:
Source sentences:
text: Concrete, in construction, structural material consisting of a hard, chemically inert particulate substance, known as aggregate (usually sand and gravel), that is bonded together by cement and water.
text: When designing structures such as bridges, engineers carefully choose the materials by anticipating the forces the materials (the structural components) are expected to experience during their lifetimes.
text: Smart concrete under loading and unloading process will loose and regain its conductivity, thus serving as a structural material as well as a sensor.