Here are the five ways:-

  1. Paint the surface of metal.
  2. Oil the surface of metal or keep it covered with grease.
  3. Electroplating it with a less reactive metal will keep it safe.
  4. Galvanisation that is covering it with Zinc metal it is also called sacrificial protection.
  5. Making it cathode, most of the underground pipes are kept safe by connecting them to the negative terminal and very small amount of current flows from it.

Leave a Reply

Please log in using one of these methods to post your comment:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Google photo

You are commenting using your Google account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s

This site uses Akismet to reduce spam. Learn how your comment data is processed.