Iron is a metal that rusts when oxygen and water are present. Mild steel is used for .....1..... and its rusting is stopped by .....2..... . Stainless steel does not rust. It is made by .....3..... iron with another metal. Which words fill gaps 1, 2 and 3?
- A1 car bodies, 2 greasing, 3 covering
- B1 car bodies, 2 painting, 3 mixing
- C1 cutlery, 2 greasing, 3 covering
- D1 cutlery, 2 painting, 3 mixing