What does the 925 silver jewelry stamp mean?

Does the rhodium plate on sterling silver wear off?

How can I re-melt old silver and make it into new silver jewelry?

Why does silver jewelry sometimes develop an unpleasant smell?

Can clear nail polish be used to protect sterling silver jewelry from tarnish?

I know what the 925 mark stands for but what does the CL mark mean when stamped on sterling silver jewelry?

Can the 925 stamp on silver jewelry be faked?

What does it mean when sterling silver jewelry is plated? Does this mean that the jewelry is fake?

How do I get tarnish smell out of old jewelry?

Can zinc be used in making jewelry?