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Did Roman Concrete Have Secret Self-Healing Powers?
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Aug 10, 2026
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0:00
The mystery of Roman concrete's durability and early theories about volcanic ash
0:19
The role of hot mixing and lime clasts in self-healing concrete properties
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Technology for HumanityGan Jing World is dedicated to promote kindness, respect, and trust among people. Our non-addictive content prioritizes meaningful information, while upholding freedom of speech and user privacy.