The sulphate of _________________ is used with zinc paint so as to eliminate the risk of discoloration of a lead drier.(a) Manganese(b) Magnesium(c) Potassium(d) CalciumI have been asked this question during an internship interview.Origin of the question is Types of Paints topic in section Painting, Varnishing, Distempering, etc of Construction & Building Materials

The sulphate of _________________ is used with zinc paint so as to eli

1.	The sulphate of _________________ is used with zinc paint so as to eliminate the risk of discoloration of a lead drier.(a) Manganese(b) Magnesium(c) Potassium(d) CalciumI have been asked this question during an internship interview.Origin of the question is Types of Paints topic in section Painting, Varnishing, Distempering, etc of Construction & Building Materials
Answer» Correct CHOICE is (a) Manganese To ELABORATE: It is required to take EXTREME CARE in MIXING sulphate of Manganese. Otherwise, the spots will be formed on the painted surfaces.

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