The Nikon Repair Center in Taiwan repaired a Nikkor 17-35mm f/2.8 lens ($1,769.00) that was dropped in the sea by… boiling it. After the staff dissembled the lens for investigation, they determined that the AF motor was damaged and needed to be replaced:
The inner tube of the lens was rusted and was not moving because of the salt water damage. That’s why they decided to boil some of the parts. In fact, the staff said that they had to add some chemicals into the boiling water in order to remove the rust:
The lens was completely repaired in less than 3 days: