|
|
 |
|
|
|
|
| sac·ri·fi·cial pro·tec·tion |
noun |
|
| Definition: |
| |
technique for preventing metal corrosion: a technique for preventing corrosion of a metal item by placing a piece of metal that is electrochemically more active near to and in electrical contact with the item to be protected
|
|
|
|
