In some systems, water is pumped through a chamber containing titanium plates and copper and zinc ions, while other systems result in a reduced dependence on chlorine. (remonline.com)
The 1.75 - inch titanium plates offer even heat distribution and go up to a wide range of temperatures. (geekwrapped.com)
They take many forms, from titanium plates that replace missing chunks of skull to dissolvable tracheal splints that hold open collapsed airways. (sciencemag.org)