How long to soak block in ketchup?

[SiGfever]

How long do you guys soak your copper blocks in ketchup to clean them?
Thanks...

[creidiki]

an hour usually does it for me...

[SiGfever]

Thanks, how's that build coming? We need more pictures!!!! :slobber:

[creidiki]

pump is finally getting quieter as the air works its way out - slowly, very slowly... still need to stick the fans to the shroud, theyre just sitting there right now...

[thunderstruck!]

I took apart and soaked the copper baseplate of my Storm in vinegar for 8 hours. Then instantly flushed it with a half gallon of distilled water afterwards.