October 19, 2017
Concrete is a compound composed of cement, water, sand and/or gravel, and it can also be reinforced with steel rods arranged in a mesh within the concrete slab or column. Our modern civilization is known for its abundant use of concrete, so abundant that there is an actual shortage of sand worldwide, which is also [...]May 13, 2017
When looking at ancient archaeological features one can be mesmerised by the beauty, complexity and grandeur of some of the buildings, statues or artefacts. In most cases these structures were created at a time of prosperity when skills of a high standard and workforce were abundant. However, in the cases of the Old kingdom of [...]