Portland Cement Plus Lime (PCL)and Sand Are Three Particulate Materials

question 71

Short Answer

Portland cement plus lime (PCL)and sand are three particulate materials in mortar. In this mix, sand is three times that of PCL. Is this 3:1 relationship by weights of the materials or by their volumes?

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Definitions:

Paternalism

A policy or practice of limiting the freedom or responsibilities of subordinates in their supposed interest, often justified by a belief in their incapacity to make decisions.

Crop Lien

A system of credit where farmers borrowed against the future earnings of their crops, leading to a cycle of debt and economic dependency, especially in the post-Civil War Southern United States.

Colfax Massacre

A violent event that occurred in 1873 when a white supremacist group attacked African American freedmen in Colfax, Louisiana, resulting in a significant number of deaths.

Knights of the White Camellia

A secret society formed in the United States during the Reconstruction Era, known for its white supremacist beliefs and opposition to Reconstruction policies.