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Who invented Portland cement and in which year?(a) William Aspdin, 1824(b) William Aspdin, 1840s(c) Joseph Aspdin, 1840s(d) Joseph Aspdin, 1824I got this question in an interview for internship.My question is taken from Properties of Cement topic in chapter Materials for Construction of Basic Civil Engineering |
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Answer» CORRECT answer is (B) William Aspdin, 1840s For explanation I would say: Joseph Aspdin PATENTED Portland cement in 1824.William Aspdin, his son is REGARDED as the inventor of MODERN Portland cement due to his developments in 1840s. |
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