Thank you jerryb for help and links. I'll try to find something there

jerryb thank you for those links, I found this video very usefull but it did not help me to recover the old rusted car. I'll put the image here. If someone knows how to change the rust to a good looking paint please let me know. Thank you !

I am going to renovate an old car. The car is all around rusted and my goal is to do it like new )) I've spent lot of time looking for tutorial but I did not find anything. If anybody knows how yo do so please let me know or just give me a reference to the source. Thank you