Question

Please answer 2and 3

Answer 1

Answer:

2)

For some days he was unable to continue the work due to his illness . when he returned back he saw mettalic rods were corroded with red layer . He rubbed the layer and starting painting the rods.

3)

The Landlord's son was watching the carpenter's activity and he asked him about the colouring of rods.

Hope this will help you :)

Answer 2

2 galvanisation
Alloys
Electroplating