Corrosion of ferrous metals is known as ___________
A. Enamelling
B. Rusting
C. Galvanising
D. Coal Tarring
This question was posed to me in an interview.
The origin of the question is Ferrous Metals in chapter Air Conditioning, Thermal Insulation, Stones & Ferrous Metals of Construction & Building Materials
The correct option is B. Rusting
Best explanation: Corrosion of ferrous metals is known as rusting. Rusting of cast iron is less and rusting of wrought iron is medium while that of steel is found to be much more. Enamelling, coal tarring and galvanising are some of the methods used to prevent corrosion.