Ok, once again a simple question has evolved into a ?? contest. HMM OK let me add my 30+ years of engineering experience to this. No offense meant to the intelligent well informed responses.
In my career I found that water soaked 2x4;s and water logged sheetrock outperformed Brass and Aluminum as long as the car was submerged in straight water. Now, I do have to admit that adding Salt to the water or Ethylene Glycol had an impact on my results.
I Hope someone enjoys the humor in this post,