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Sara AWA
@khoda
In 1824 Joseph Aspdin invented Portland cement by burning finely ground chalk and clay until the carbon dioxide was removed. Aspdin named the cement after the high-quality building stones quarried in Portland, England. In the 19th Century concrete was used mainly for industrial buildings.
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Kamali๐น
@kamali
Good info story thanks 31 $DEGEN
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Dorna
@starone
Good cast 51 $DEGEN
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Niki ๐ฉ๐ฎ
@niki-finance
I know him , he is good guy
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Elina๐๐ญ๐ฉ๐๐
@elina88
Useful information 10 $DEGEN
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Elini ๐นโก๏ธ
@elini
16 $DEGEN
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