rashore Posted August 10, 2022 #1 Share Posted August 10, 2022 Quote RESEARCHERS HAVE IDENTIFIED THE INGREDIENTS IN FORMULAE FOR METAL FROM THE OLDEST KNOWN TECHNICAL ENCYCLOPAEDIA, THE KAOGONG JI. The Kaogong ji, translated variously as the Record of Trades, Records of Examination of Craftsman, Book of Diverse Crafts or Artificers’ Record was written in China around the middle of the first millennium BC and is the oldest known technical encyclopaedia, detailing the methods used to make items such as swords and instruments, including six chemistry formulae for mixing bronze. https://www.heritagedaily.com/2022/08/secret-to-ancient-chinese-chemistry-formulae-deciphered/144399 2 3 Link to comment Share on other sites More sharing options...
+ouija ouija Posted August 10, 2022 #2 Share Posted August 10, 2022 'Secret To Ancient Chinese Chemistry Formulae Deciphered by Rashore' ! Kudos to that man/woman(gender not selected) 1 1 Link to comment Share on other sites More sharing options...
Myles Posted August 10, 2022 #3 Share Posted August 10, 2022 So they had that soft water from Calgon. Link to comment Share on other sites More sharing options...
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