List of lost inventions

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This is a list of lost inventions.

Examples[]

• Anatomical machines
• Ancient stone cutting (Egypt, Inca (Sacsayhuamán), Bolivia (Pumapunku), India (Shravanbela Gola))
• Artificial petrifaction of human cadavers invented by Girolamo Segato
• Archimedes' heat ray
• The construction techniques used by Edward Leedskalnin to single-handedly lift massive coral blocks in the creation of his Coral Castle
• Firepaste
• Granite cutting (Lebanon (Baalbek), Japan (Asuka), Egypt (Serapeum of Saqqara), Ethiopia (Lalibela))
• Greek fire
• Han purple and Han blue pigments
• Iron pillar of Delhi, notable for the rust-resistant composition of the metals used in its construction
• Panjagān
• Roman concrete^[1]
• Silphium contraceptives^[2]
• Starlite
• Tesla's death ray
• The Ware Collection of Blaschka Glass Models of Plants, better known as Glass Flowers
• Tesla's wireless power transmission

Questionable examples[]

• Angel Light
• Damascus steel
• Flexible glass
• Mithridate
• Sloot Digital Coding System^[3]

See also[]

• Out-of-place artifact

References[]