Titanium is actually very familiar metal in our life.

Titanium is used in cooking area as titanium is non-toxic, light, and strong and taste is not changed. Chinese frying pan and camping cooking wares are the examples.
(Note: titanium is not strong against some kinds of alkali solution such as caustic potash.

Another familiar usage is accessories such as piers, ear rings, broach, tie pin, cuffs button, flame of aye glasses. They will not rust even contact to the skin.
Golf club head of titanium is made bigger size than other metal, so, good hitting area (sweet spot) of titanium club is wider.

Car engine usage is new area for titanium usage. Efficiency of engine was improved about 20% by titanium.

Building materials are also very good for titanium usage e, please visit and look at Fukuoka Dome, Miyazaki Ocean Dome, Big Site and the leg titanium coverage of Tokyo Bay bridge.