Cheese set

• What does 18/10, 18/0, 13/0 etc. mean?
• What is stainless steel?
• Rust appears on my Mauviel1830 cheese knife set, what can I do best?
• Can I sharpen my own cheese knife set?
• Is my cheese knife set dishwasher safe?
• What's the best way to take care of my cheese knife set?
• What does the cheese knife set consist of?