As a point of interest, recycled concrete is referred to as "urbanite". https://www.concretenetwork.com/concrete/demolition/urbanite-recycled-concrete.html htt

As a point of interest, recycled concrete is referred to as "urbanite". https://www.concretenetwork.com/concrete/demolition/urbanite-recycled-concrete.html https://www.concretenetwork.com/concrete/demolition/urbanite... It's definitely a case of downcycling, though: there's a lot less we can do with urbanite than with cement and aggregate in their original forms.