Egyptian alchemists developed vibrant blue enamel... a by-product of copper . ...[A]n experimenter mixed a powder of with and applied a flame. The...… - Joseph Davidovits

[T]he priests of had long been adept at the art of making extraordinary cements. Cement found in... the Great Pyramid... is still in good condition. This ancient mortar is far superior to cements used in construction today. The modern used to repair ancient Egyptian monuments has cracked and degraded...

[A]t the roots of Egyptian civilization we have two geneses. two genitors, two ways of creating man. The oldest is the one of the god . The youngest is the one of the god . We have two antagonistic religions... and two different technological civilizations that will support these religions.

[G]eopolymeric cements are chemically comparable to the natural cements that bind such stones as , puddingstone, and fossil-shell .