Mycoplasmas - Stealth Pathogens. By Leslie Taylor January, 2001. Mycoplasmas are a specific and unique species of bacteria - the smallest free-living organism known on the planet. The primary differences between mycoplasmas and other bacteria is that bacteria have a solid cell-wall structure and they can grow in the simplest culture media.
Definition of titanium. : a silvery-gray light strong metallic element obtained from ilmenite and rutile and used especially in alloys and combined in refractory materials, pigments, and coatings â see element table.
Titanium is lighter than Steel and much stronger than Aluminum. It hâ¦as a low heat transfer rate, which makes it useful for high-heat applications.   The one major draw-back with titanium is that it retains heat during maching of part during manufacture due to its low heat transfer rate.