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Questions and Answers
Who is regarded as the inventor of 'modern' portland cement?
Who is regarded as the inventor of 'modern' portland cement?
- Dorset, England
- Joseph Aspdin
- William Aspdin (correct)
- Isle of Portland
What is the most common type of cement used around the world?
What is the most common type of cement used around the world?
- Mortar
- White portland cement
- Hydraulic lime
- Ordinary portland cement (OPC) (correct)
What process is used to produce portland cement?
What process is used to produce portland cement?
- Extrusion and molding
- Grinding and mixing
- Firing and welding
- Heating and cooling (correct)
What material is portland cement usually made from?
What material is portland cement usually made from?
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Where did the name 'portland' for the cement come from?
Where did the name 'portland' for the cement come from?
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What is the primary basic ingredient of concrete, mortar, stucco, and non-specialty grout?
What is the primary basic ingredient of concrete, mortar, stucco, and non-specialty grout?
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Which individual is credited with obtaining a patent for portland cement in 1824?
Which individual is credited with obtaining a patent for portland cement in 1824?
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What is the primary purpose of adding 2 to 3 percent of gypsum in the production of portland cement?
What is the primary purpose of adding 2 to 3 percent of gypsum in the production of portland cement?
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Which type of portland cement is known for its grey color and widespread availability?
Which type of portland cement is known for its grey color and widespread availability?
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What material makes portland cement a relatively cheap building material?
What material makes portland cement a relatively cheap building material?
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