Science and Technology
SCERT CLASS-6 Notes
Chapter – 1: Our Food
- When a metal is attacked by substances around it such as moisture, acids, etc., it is said to corrode and this process is called corrosion.
- The black coating on silver and the green coating on copper are other examples of corrosion
- Corrosion causes damage to car bodies, bridges, iron railings, ships and to all objects made of metals,specially those of iron