“…Ti is also widely used in such industries as automobile (Anonymous, 1989;Yamashita et al, 2002), chemical (Farthing, 1979;Orr, 1982;Salama et al, 2000;Schutz et al, 2001), medical (Abdullin et al, 1988;Froes, 2002), metallurgic (Anonymous, 2004;Orr, 1982), military (Montgomery and Wells, 2001;Lerner, 2004), and sporting goods (Froes, 2002). The rapid advance of the application of Ti in the past several decades has been matched by a dramatic growth of the Ti industry.…”