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__________________ are specially adapted for exposed works which require frequent cleaning.(a) Oil Varnish(b) Spirit Varnish(c) Water Varnish(d) Turpentine VarnishI had been asked this question in a job interview.I would like to ask this question from Characteristics of Varnishing topic in section Painting, Varnishing, Distempering, etc of Construction & Building Materials

Answer»

The correct OPTION is (a) Oil Varnish

To explain: The linseed oil is used as a solvent in oil vanishes. The hard resins such as Amber and Copal are dissolved in linseed oil and if the Varnish is not WORKABLE, a small QUANTITY of turpentine is ADDED. The oil vanishes dry slowly, but they form hard and durable surface for CLEANING.



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