2
who developed
the method of making aqueous
aqueous cement
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3
Explanation:
Roman cement is a substance developed by James Parker in the 1780s, being patented in 1796.
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Louis Vicat
- Louis Vicat was a French engineer, who created an artificial cement (1817) by mixing powdered lime with clay, that would set after being submerged in water for a several days. In 1818, Louis Vicat presented his work to the Academy of Science.
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