<s class="aside-in"><em>mentioned in 2 topics, 3 evergreens</em></s> #### <s class="topic-title">[[concrete]]</s> > [!wikipedia] [concrete](https://en.wikipedia.org/wiki/Concrete) > > Concrete is a composite material composed of fine and coarse aggregate (sand and gravel) bonded together with a fluid [[cement]] (cement paste) that hardens (cures) over time. > > Concrete is the second-most-used substance in the world after water, and is the most widely used building material. Its usage worldwide, ton for ton, is twice that of steel, wood, plastics, and aluminum combined. > ##### ^dataviews > [!dataview]+ Related unlinked notes > > - [[There is a difference between concrete and cement]] > - [[Thomas Edison tried to make a record player out of concrete]] > [!dataview]- Other unlinked mentions > > - [[Clean electricity could make plastics a carbon sink]]