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__________ plaster is a mixture of clay, sand and water with the addition of plant fibers for tensile strength over wood lath.(a) Loam(b) Sand(c) Gypsum(d) ClayI got this question in an international level competition.Query is from Analysis of Rates of Plastering and Pointing topic in division Analysis of Rates of Civil Engineering Drawing

Answer»

Correct option is (d) CLAY

For explanation I would say: Clay plaster has been used since antiquity.Settlers in the AMERICAN colonies used clay plaster on the interiors of their houses: “Interior PLASTERING in the form of clay antedated even the building of houses of frame, and must have been visible in the INSIDE of wattle filling in those earliest frame houses in which …wainscot had not been indulged.



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