metallotermilisel meetodil magneesiumiga taandatud poorne titaan - titaani ja käsntitaanipulbri tootmise vahesaadus (vt käsnmetall, Krolli protsess), porous titanium formed by chemical reduction or decomposition process without fusion; produced primarily through the Kroll process, in which titanium tetrachloride is reduced with magnesium metal (see: sponge metal, Kroll process)