Primary cell/battery: The battery/cell in which the chemical reaction completely destroys one of the metals after some time. The example is the small cells for flashlights and toys. Related posts: Personnel Management Operative Functions Administrative Role of PM Competency HR Management Role Change Personnel Policies Personnel Procedures Appealed Policies Implied Policies Specific Policies Personnel records Research Pure research Personnel research Attitude or Opinion Survey Turnover Secondary research Applied research Personnel audit Read more articles Previous PostPressure cap Next PostPrimary filter or Surface filter