Post AUPk9LziYYdPg0Kv56 by mattgriffin@masto.ai
 (DIR) More posts by mattgriffin@masto.ai
 (DIR) Post #AUPjdLnNlDuRnDJ3PE by dave@social.masto.land
       2023-04-07T16:24:52Z
       
       0 likes, 0 repeats
       
       Why was Roman concrete so durable?https://news.mit.edu/2023/roman-concrete-durability-lime-casts-0106
       
 (DIR) Post #AUPk9LziYYdPg0Kv56 by mattgriffin@masto.ai
       2023-04-07T16:30:33Z
       
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       @dave ooh, I know this one: Seawater!!