Both Gregor and Klaproth worked with titanium compounds. The very first substantial isolation of nearly pure titanium was attained in 1875 by Kirillov in Russia. Isolation on the pure metal wasn't demonstrated until 1910 when Matthew Hunter and his associates reacted titanium tetrachloride with sodium inside of a heated steel https://johnathanikkhh.bluxeblog.com/67916791/examine-this-report-on-aluminum-oxide