Concrete, the second-most-used material on Earth ... The traditional way of making cement is by heating limestone in kilns hot enough to melt rock. The most ubiquitous stuff of the modern era is ...
Concrete is the second-most consumed material on the planet after water. Strong, cheap and resilient, it is made everywhere and used for pretty much everything. From hospitals and bridges to dams and ...
It doesn't take a hawk eye to recognize that the Wallis Annenberg Wildlife Crossing over the 101 Freeway in Agoura Hills is not your normal Caltrans project.