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Which of the below is not a plaster type based on the material?(a) Cement(b) Gypsum(c) Pozzolana(d) LimeThe question was asked in an online quiz.My enquiry is from Plastering in division Building Construction of Basic Civil Engineering

Answer» CORRECT option is (c) Pozzolana

Easiest explanation: Plastering REQUIRES a binding material and AGGREGATES. The binding material is cementitious-cement, lime and gypsum.Pozzolana are SILICEOUS compounds and possess no cementitious NATURE as such. When mixed with water, they can act as a cementitious material. But are generally not used in plastering.


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