kondensaatorite valmistamiseks kasutatav tehnokeraamika; tuntud on nt BaTiO3 jt dielektriliste omadustega keraamilised materjalid (vt tehnokeraamika), advanced ceramics with poor electrical conductivity useful in the production of electrical storage devices - capacitors; well known are higly pure barium titanate (BaTiO3) and other ceramics used for electricity storage (see: engineering ceramics)