Is it true that the latest geopolymer scientific research has proven that the limestone blocks are actually just re-amalgamation and reconstitutes of an ancient form of concrete?
quote:Originally posted by DD'eDeN: Oldest known concrete: Serbia 7.6ka flooring
The people in that region often make weird pseudo claims.
Posts: 22244 | From: האם אינכם כילדי הכרית אלי בני ישראל | Registered: Nov 2010
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