Word: Portland Cement
Definition:Portland cement is a type of cement that hardens when mixed with water. It is made by heating a mixture of limestone (a type of rock) and clay in a special oven called a kiln, and then grinding the result into a fine powder.
Usage Instructions: - Portland cement is commonly used in construction to make concrete, which is a strong building material. - When using portland cement, it is usually mixed with sand, gravel, and water to create concrete.
Example: - "The workers used portland cement to build the foundation of the new house."
Advanced Usage: - In construction projects, understanding the properties of portland cement is crucial for ensuring that structures are strong and durable. Engineers often specify the type and amount of portland cement used in concrete mixes based on the requirements of the project.
Word Variants: - Cement (general term for bonding materials) - Concrete (a mixture that includes portland cement, sand, gravel, and water)
Different Meaning: - While "portland cement" specifically refers to this type of cement, the word "cement" can also mean to stick things together or to make something stronger in a more general sense.
Synonyms: - Hydraulic cement (a broader category that includes portland cement) - Construction cement (less common, but refers to cements used in building)
Idioms and Phrasal Verbs: - There are no specific idioms or phrasal verbs directly related to "portland cement," but you may encounter phrases like "set in stone," which means something is permanent or unchangeable, similar to how cement hardens and becomes solid.
Final Note: When learning about portland cement, it is helpful to understand its role in construction and how it is used to create strong structures.