2,200yearold Roman shipwreck reveals ancient waterproofing secrets
Aug 21, 2026
Scientists analyzing a 2,200-year-old Roman shipwreck found that its hull was coated with pine tar and, in one area, a mixture of tar and beeswax. Pollen trapped in those ancient coatings acted like a geographic fingerprint, revealing the landscapes surrounding the ship when repairs were made.
https://www.sciencedaily.com/releases/2026/08/260820202907.htm
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