Interchangeâ¢ Wing Desk. This compact, contemporary desk is designed for collaborative learning and provides sleek looks, solid functionality and great flexibility. Includes a backpack peg to keep backpacks off the floor. It can be arranged in countless ways for groups of all sizes.
Corrosion is a chemical change and erosion is just a physical one. Explanation: Corrosion is an electrochemical process by which certain materials (eg iron) undergo a change in their oxidation state and combine with some compound present in the environment. #M (s) + O_2 (g) rarr M_xO_y (s)#.
Corrosion is the loss of metallic properties of a metal due to oxidation and is accompanied by the formation of unwanted products. Copper, iron and aluminum metals all corrode over time loosing strength, lustre and electrical conductivity. Rusting is the corrosion of iron and readily occurs in the alloy steel.