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______________________ is an oxide of zinc and it forms the base of all zinc Paints.(a) Zinc white(b) Iron oxide(c) Aluminium powder(d) LithoponeI got this question in an online interview.This key question is from Ingredients of an Oil Borne Paint topic in chapter Painting, Varnishing, Distempering, etc of Construction & Building Materials

Answer»

Correct OPTION is (a) Zinc white

Best EXPLANATION: Oxide of Zinc or zinc oxide is smooth, transparent and non-poisonous. It is not discoloured when exposed to the sulphur vapour. It has less BULK and hence it is costly. It is less durable and it is difficult to WORK.



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