plz help me!

Asked by  | 10th Mar, 2009, 12:44: PM

Expert Answer:

This is because of:

1. Steel which is an alloy of iron gets rusted or corroded  in the presence of water whereas copper does not corrode.

2. Coppper is a better conductor of heat than steel.

Answered by  | 10th Mar, 2009, 04:46: PM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.