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5 results for "hide glue"

J_2_16 — Ancient Adhesives: Glues, Resins, and Bonding Chemistry

Adhesives — substances that bond surfaces together — are among the oldest chemical technologies in human history, predating agriculture, metallurgy, and ceramics. The earliest known deliberately produced adhesive is birc

adhesive glue resin bitumen pitch tar

J_2_07 Verified Ancient Technology

J_2_07 — Ancient Leather, Parchment, and Hide Technology

Leather and parchment — materials produced by the chemical and physical transformation of animal hides and skins — are among humanity's oldest and most versatile manufactured materials, with evidence of hide processing (

leather tanning hide parchment vellum rawhide

M_3_11 Credible Forbidden Archaeology

M_3_11 — Paleolithic Calendars: Marshack's Lunar Notation Hypothesis

In 1972, science journalist Alexander Marshack published The Roots of Civilization, arguing that series of marks engraved on Upper Paleolithic bone and antler artifacts — previously dismissed as random decorations or sim

Marshack lunar notation Paleolithic Upper Paleolithic bone markings engraved bone

J_2_09 Verified Ancient Technology

J_2_09 — Rope, Cordage, and Ancient Fiber Technology

Rope and cordage — twisted or braided fibers used for binding, pulling, lifting, fastening, sailing, and construction — is arguably the most underappreciated technology in human history: invisible in the archaeological r

rope cordage fiber twine string spinning

F_2_06 Verified Lost Connections

F_2_06 — Tin Sources and the Bronze Age Mystery

The Bronze Age (c. 3300–1200 BCE) depended fundamentally on tin — the scarce metal alloyed with copper to produce bronze (typically 88–92% copper, 8–12% tin). While copper was widely available across the Mediterranean, N

tin cassiterite Bronze Age bronze copper-tin alloy Cornwall

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