Are your knife blades full of rust?
No worries, there's a trick for that.
To remove rust, all you need is lemon juice.
Yes, yes, that's all. You do not believe me ? Look, it's easy.
Here is the proof in pictures:
1. Put your knives in a jar, blades down.
2. Pour lemon juice into it.
3. Let sit for at least 10 minutes.
There you go, the rust stains are gone from your knife :-)