Sunday, 2024-12-22
The daily puzzle:
What does '*****' mean in the following text?
"In the industrial and industry context, "*****" typically refers to ***** cement, a type of hydraulic cement that is widely used in the construction industry as a binding material for concrete and mortar. ***** cement is made by heating a mixture of limestone and clay to a high temperature and grinding the resulting clinker to a fine powder. The clinker is then mixed with a small amount of gypsum to regulate the setting time of the cement."--++--++--
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