Guidance on Firearms That Have Been Submerged or Exposed To Extensive Amounts of Water

How do you treat a firearm that has sat in flood waters or has been exposed to floodwaters for even a limited time?  The Sporting Arms And Ammunitions Manufacturing Institute Inc. (SAAMI) has instructions dealing directly with this issue on their Guidance on Firearms That Have Been Submerged or Exposed To Extensive Amounts of Water guide located at: http://www3.nssf.org/share/pdf/SAAMI-Guidance-On-Submerged-Firearms.pdf.

Guidance on Ammunition That Has Been Exposed to or Submerged in Water:

http://www3.nssf.org/share/pdf/SAAMI-Ammunition_Exposed_to_Water.pdf