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How the pyramids were built in Egypt

Geopolymer Institute · demo · Watch on YouTube

Civil engineering & constructionWorld historyMaterials science

What it is

The Geopolymer Institute presents Joseph Davidovits's theory that the Egyptian pyramids were built from cast artificial limestone, a geopolymer concrete, rather than carved blocks. It demonstrates how few people could make blocks.

Why Hacker News recommends it

HN brings it up as an alternative, fringe theory about pyramid construction, with one commenter saying it was proved by demonstration and analysis.

  • 1 people recommended it
  • 1 different months
  • 0 strong recommendations
  • first 2017, last 2024

What HN commenters said

  1. “they literally proved it through a demonstration and chemical analysis”

    Demonstration and chemical analysis of pyramid concrete theory.

    dylesp, 2024-11 · Recommendation · in “How the pyramids were built with ancient concrete”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: pyramids, geopolymer, davidovits, ancient concrete, egypt

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