Fifth Dynasty

The utilisation of hemp as a source of fibres was known in China for at least 4,800 years. Also the Egyptians had used it, as documented by texts dating back to the end of the Fifth Dynasty (ca. 2350 BC), carved in pyramid stones, and hemp fibres were found in the tomb of Amenhotep IV (alias Akhenaten or Echnaton, ca.1334 BC). [119] The Greeks encountered hemp only in the 5th century BC... 

Bc Egyptian Fifth Dynasty, Egyptian Ebers papyrus Cryo-Analgesia in long hours of ancient surgery Opium was obtained from poppy seeds and used to relieve pain... 

Bronze age implements have been found in Hungary containing copper alloyed with antimony up to 4 to 5 per cent. Like the Egyptian arsenical copper already mentioned, this was purely a natural alloy. Undoubtedly metallic antimony was known in very early times. A vase, found by de Saizec at Tells in Chaldea, was analysed by Berthelot in 1887, who found it to consist of almost pure antimony, whilst a copper ewer and basin dating from the Fifth or Sixth Egyptian Dynasty have been shown to be coated with antimony (p. 93). Ancient beads of fairly pure antimony were found by Petrie in a tomb at Illahun dating back some 800 b.c. 

It was in Imhotep s day that the Heliopolian cult of Amun established the primary philosophies of Old Kingdom Egypt. They formalized these philosophies in the Pyramid Texts, so-called because pharaohs of the fifth and sixth dynasties wrote them in seven pyramids. These dynasties existed in the period 2800BCE to 2470BCE. 

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