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5000 A.D.

3000 B.C. Scarab beetles held religious and cultural symbolism in Old Egypt

2600 - 2000 B.C. Ancient Egyptians used different colors of algae as eye makeup

384-322 BC

 

 

 

 

30 - 200 A.D. accounts of the use of leeches for the medically dubious practice of blood letting came from China around 30 AD, India around 200 AD, and ancient Rome 50 AD.

 

 

 

 

 

 

 

 

77 A.D. Roman naturalist, Pliny the Elder, completes Historia Naturalis which is the first encyclopedia

 

 

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