Best Answer: So used to something it doesn't impress you anymore. Unimpressed, unfazed. A person who is blasÃ© about something would respond Meh.
While cobalt is harder than titanium, and therefore more scratch resistant, tungsten is still the hardest metal currently on the market. In simple terms, although cobalt and tungsten are both extremely hard metals, a tungsten ring will have a higher resistance to scratching. MONARCH-Tungsten Diamond Ring.
Figure 1. Titanium need not be all that hard to weld!The American Welding Society (AWS)1said it, and I agree. Well-done titanium welds look like frozen mercury: shiny and reflective. A couple of basic factors make titanium different from other metals.