# A Brittle Coating on a 2,200-Year-Old Roman Shipwreck Reveals How Ancient Sailors Kept Their Ships Afloat

- Source: Smithsonian Smart News (smithsonianmag.com), Unknown, treat as all rights reserved
- By: Sonja Anderson
- Published: 2026-08-26
- Read it at the publisher: <https://www.smithsonianmag.com/smart-news/brittle-coating-on-2200-year-old-roman-shipwreck-revealing-how-ancient-soliders-kept-ships-afloat-180989394/>
- Why the text is not here: The license for this work has not been established, so it is described here and read at the publisher.
- Page: <https://sprout.rootsofreason.org/r/smithsonian-smart-news/a-brittle-coating-on-a-2-200-year-old-roman-shipwreck-reveals-how-anci>