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How did the Romans know (Read 280 times)
Jovial Monk
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How did the Romans know
Jul 15th, 2017 at 7:37am
 
to make cement that set under sea water? 2000 years later some of these sea walls still exist. Portland cement is being replaced with a cement more like the Romans use to reduce emissions in making cement.


http://ammin.geoscienceworld.org/content/102/7/1435
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John Smith
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Re: How did the Romans know
Reply #1 - Jul 15th, 2017 at 9:36am
 
Jovial Monk wrote on Jul 15th, 2017 at 7:37am:
to make cement that set under sea water? 2000 years later some of these sea walls still exist. Portland cement is being replaced with a cement more like the Romans use to reduce emissions in making cement.


http://ammin.geoscienceworld.org/content/102/7/1435


I saw something about that a few days ago. Rather than deteriorating when submersed in sea water, it hardens, and keeps hardening. Clever boys those Romans.
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Jovial Monk
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Re: How did the Romans know
Reply #2 - Jul 15th, 2017 at 9:37am
 
You don’t get to run the whole classical world if you are dummies!

There was also a mention of the undersea cement in Grave’s book “Claudius the God.”
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Grendel
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Re: How did the Romans know
Reply #3 - Jul 15th, 2017 at 10:47am
 
oh dear.....

...
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